Used Gear Hobbing Machine - Vertical for sale (72,129)

Condition: good (used), max. wheel diameter 630 mm gear width 375 mm max. module 10 clamping table 550 mm table hole 125 mm milling spindle speeds infinitely variable 62 - 390 U/min taper MORSE 5 axial-feeds 0,40 - 6,80 mm/U radial feeds 0,10 - 1,76 mm/U dist. cutter spindle - workpiece spindle 50 - 425 mm no. of teeth min. 8 milling cutter dia. x width 192 / 215 mm Nsdpfxsua It Uj Agrswl shifting 200 mm main drive motor 7,5 kW total power requirement 21 kVa weight of the machine ca. 8,2 t Equipment of the machine: - Universal milling head with tangential displacement - Pressure reducing valve for counterholder - Magnetic chip transport - Year of construction approx. 1976

Year of construction: 1984, condition: ready for operation (used), A Pfauter vertical CNC gear hobbing machine is available. Modules min./max.: 1/3, max. workpiece diameter: 150mm, max. tooth width: 150mm, milling head tilt: +/-45°, milling cutter axis-table axis distance: 10mm-160mm, table diameter: 160mm, table bore: 63mm. Tool holder: SK40, max. cutter diameter: 130mm, max. cutter length: 220mm, speed: 600rpm, feed: 1500mm/min, tangential path: 170mm, rapid traverse: 3m/min. Machine dimensions X/Y/Z: approx. 4000mm/3000mm/2500mm, weight: approx. 6500kg. On-site inspection is possible. Nsdpfxjwkih Ee Agrowl

Year of construction: 2012, condition: used, max. wheel diameter 180 mm gear width ca. 220 mm max. module 3 / 5 mm Control Siemens 840D sl max. radial velocity 5000 mm/min max. workpiece diameter 180 mm table rotation speed 800 U/min table diameter 145 mm axial travel 250 mm mm Nwsdpfxjymf Das Agrjl axial travel 300 mm clamping force max. 13 kN swivelable +/- 45 ° drive capacity 23 kW turning speeds 6000 U/min diameter of tools max. 90 mm tool clamping length max. 211 mm module hobbing max. 3 module profile milling max. 5 tangential speed max. 7500 mm/min weight of the machine ca. 9,5 t dimensions of the machine ca. 4,5 x 3,5 x 2,7 m Equipment / Accessories: - The machine is equipped for dry milling. - workpiece magazine - parallel gripper: - workpiece weight form-fit max. 15 kg - workpiece length max. 400 mm

Condition: ready for operation (used), functionality: unexamined, Gear hobbing machine – Celta model C4, with a cutter diameter of 480 mm, maximum workpiece diameter of 550 mm, and maximum module of 8. Total power: 9 kW, estimated weight: 4500 kg. Nodpfxezbzygo Agrjwl

Condition: good (used), WANDERER 16/E milling machine, made in Germany. Year of manufacture: 1962. The machine is operational and in working condition. For more information, please contact us. Nwjdpfx Aew Al U Esgrel

Condition: used, functionality: fully functional, Maximum working diameter: 2100 mm Table size: 1800 mm Minimum diameter: 200 mm Maximum number of teeth: 45 Max. module: 20 Nwodpfxsylprfo Agrol Weight: 40 tons

Condition: used, Year of construction: 2004, Technical details: max. wheel diameter: 200 mm gear width: 60 mm max. module: 7 weight of the machine ca.: 15 t table diameter: 180 mm table turning speeds: 100 U/min hob turning speeds: 750 U/min Machine in good condition, without feed, without automation Available 24.08.2024 Njdpfxsxc E H Se Agrswl *

Condition: ready for operation (used), Year of construction: 2013, functionality: fully functional, travel distance X-axis: 762 mm, travel distance Y-axis: 508 mm, travel distance Z-axis: 610 mm, controller model: WinMax, spindle speed (max.): 12,000 rpm, TECHNICAL DETAILS Travel range, X-axis: 762 mm Travel range, Y-axis: 508 mm Travel range, Z-axis: 610 mm Spindle speed: 12,000 rpm Table area: 1,020 × 510 mm Table load capacity: 1,500 kg MACHINE DETAILS Control system: WinMax EQUIPMENT Nodpfx Ajz Ahx Djgrjwl Internal cooling system (ICS) Fourth axis

Condition: excellent (used), Year of construction: 1978, Gear hobbing machine WMW MODUL ZFWZ 2000/3 Max. diameter with tailstock: 1450mm Max. diameter without tailstock: 2100mm Max. module: 30 Nedpfx Agozt Iu Tsrewl

Condition: ready for operation (used), Year of construction: 2011, operating hours: 16,140 h, functionality: fully functional, machine/vehicle number: 111214, travel distance X-axis: 1,100 mm, travel distance Y-axis: 610 mm, travel distance Z-axis: 610 mm, controller model: Heidenhain 530, overall weight: 7,800 kg, TECHNICAL DETAILS Travel range X-axis: 1,100 mm Travel range Y-axis: 610 mm Travel range Z-axis: 610 mm Njdpfx Agoz Apdzerewl Number of positions in tool changer: 30 Table dimensions: 1250 x 610 mm MACHINE DETAILS Control system: Heidenhain 530 Operating hours: 16,140 h Machine weight: approx. 7,800 kg

Condition: good (used), Year of construction: 1995, functionality: fully functional, The perfect retrofit machine! Mechanically in phenomenal condition! This machine can be inspected under power until 12.05.2026 and will then be dismantled due to space constraints. Please refer to the attached KLINGELNBERG inspection reports available for download. Gleason P 800 Year of manufacture: 1995 Control: SIEMENS 840 C (discontinued) Condition: Mechanically in excellent condition Functionality: Fully operational Inspection: Available under power Technical Data: Nominal workpiece diameter: 800 mm Max. workpiece diameter: 800 mm Max. workpiece diameter, special version: 1,200 mm Nominal module: 20 / 30 mm Nominal module, special version: 25 / 35 mm Njdpoy Hfm Nofx Agrowl Drive power: 35 kW Drive power, special version: 52 kW Cutter head speed range: 20 - 200 rpm Cutter head speed range, special version: 26 - 265 rpm Additional cutter head speed range, special version: 36 - 360 rpm Cutter head swivel range: +30 / -45 degrees Cutter head dimensions (standard cutter head), diameter/length: 350 / 375 mm Min./max. center distance workpiece/tool: 50 / 600 mm Center distance workpiece/tool, special version: 50 / 800 mm Max. axial slide travel: 700 mm Max. axial slide travel, special version: 1,000 mm Max. axial slide travel, special version: 1,300 mm Lowest cutter head position above table: 450 mm Table diameter: 800 mm Table bore diameter: 245 mm Table bore depth: 875 mm Max. table speed: 15 rpm Max. table load: 10,000 kg Machine dimensions: Width A: 5,800 mm Length B: 6,900 mm Height C: 4,700 mm Machine weight: 22,000 kg Regarding the current KLINGELNBERG gear inspection data BEFORE grinding: "Pitch and lead are inconspicuous. One measurement shows a borderline or slightly out-of-tolerance fHα deviation in the profile. Please check whether this value is permissible according to the drawing/customer approval or if correction/rework is required. The gears were always forwarded for grinding to the RZ 1000 REISHAUER and processed accordingly. Nevertheless, overhaul of the C-axis is recommended. A cost estimate from GLEASON PFAUTER LUDWIGSBURG is available. Estimated cost: 10,000 EUR."

Condition: ready for operation (used), operating hours: 11,525 h, functionality: fully functional, machine/vehicle number: 0613, travel distance X-axis: 1,500 mm, travel distance Y-axis: 630 mm, travel distance Z-axis: 610 mm, controller model: Okuma OSP7000M, spindle speed (max.): 5,000 rpm, No minimum price – guaranteed sale to the highest bidder! TECHNICAL DETAILS Working area Travel in X-axis: 1,500 mm Travel in Y-axis: 630 mm Travel in Z-axis: 610 mm Distance from spindle nose to table surface: 230–840 mm Distance from spindle center to front of column: 730 mm Main spindle Spindle speed range: 10–5,000 rpm Continuously variable speed control Spindle taper: 7/24, No. 50 Tool holder: BT50 Angle: 90° Diameter of front spindle bearing: 100 mm Work table Effective table size: 1,530 × 630 mm Table size: 1,800 × 780 mm Maximum table load capacity: 1,500 kg T-slot width: 18 mm Number of T-slots: 5 T-slot spacing: 125 mm Distance from table surface to bottom edge of machine bed: 830 mm Feeds Rapid traverse X/Y-axis: 15,000 mm/min Rapid traverse Z-axis: 13,000 mm/min Cutting feed X/Y/Z-axis: 1–10,000 mm/min Average continuous cutting feed: 1–2,000 mm/min Tool changer Number of positions in tool magazine: 20 Tools included in the machine MACHINE DETAILS Control model: Okuma OSP7000M Operating hours (as of 12.04.2026) Power-on hours: 59,180 h Operating hours: 16,510 h Machining hours: 11,525 h Dimensions & weight Machine dimensions (L × W × H): 4,570 × 4,530 × 3,265 mm Weight: 11 t EQUIPMENT Kitagawa NC rotary table TSR180A Handheld terminal Mac mini IH Oil skimmer Chip conveyor Tools included in the machine Nsdpfx Ajztpmdogrewl Machine manuals Original tolerance reports Parameter backup / Backup of machine parameters

Condition: ready for operation (used), Gear shaping machine STANKO 5M150 Max. diameter of gears that can be cut: 800 mm Max. module: 12 mm Max. cutter stroke: 200 mm Saddle indexing gear diameter: 360 mm Distance between axes (tool and table): 0-700 mm Largest tool diameter: 200 mm Cutter arbor diameter: 44.443 mm Taper: M5 Table diameter: 800 mm Distance from floor to table: 870 mm Indexing gear diameter: 762 mm Table hole diameter: 120A mm Double stroke per minute (s.p.m.): 33-188 mm Range of table feed rates per cutter double stroke: -Circular: 0.2-1.5 mm -Radial: 1-5.4 mm Table rapid rotation speed: 1.7 rpm Table rapid travel speed: 137 mm/min Cutter rapid rotation speed: 3 rpm Main electric motor power: 4.8; 5.7; 7.5 kW Nwjdpeqcvkvofx Agrol Dimensions: 3100x1800x3500 mm Weight: 10200 kg

Condition: used, Year of construction: 1983, max. wheel diameter 80 / 124 mm gear width 150 mm max. module 2 Nwodpfx Aoz Dk Afjgrsl min. module 0,3 turning speeds 210 - 1680 U/min min. number of teeth 6 total power requirement 2,2 kW weight of the machine ca. 2,4 t dimensions of the machine ca. 2,0 x 1,5 x 1,8 m Top condition.

Condition: excellent (used), functionality: fully functional, I would be happy to add technical data to the document for you. Gear Hobbing Machine conventional Country of origin: Germany Technical specifications Details max. wheel diameter 600 mm gear width 250 mm max. module 8 total power requirement 2.2 kW machine weight approx. 2000 kg machine dimensions approx. 2500 x 1600 x 1900 mm Nsdpfx Agozmqalorewl cutter diameter max. 250 - 285 mm clamping table diameter 460 mm table hole 70 mm accessories: various Control unit conventional Additional information Documents I would be happy to add technical data to the document for you. I would be happy to add technical data to the document for you. Gear Hobbing Machine

Condition: good (used), Year of construction: 2004, Ref. -No.: 10612 Manufacturer: LIEBHERR Type: LC 3002 Year of construction: 2004 Type of control: CNC-Steuerung Control: LIEBHERR Storage location: Halberstadt Country of origin: Germany Serial no.: 30XX Nodpfx Aszx Nyhjgrjwl Max. Module: 30 mm Min. Module: 4 mm Max. Workpiece Diameter: 3000 mm ambient temperature: +15...+38 ° cutting speed: 25 - 250 m / min Milling head swivel angle: 0,001 ° Resolution accuracy: 0,1 Degree Workpiece table load: 300 kN Operating voltage: 400 V control voltage: 24 V frequency: 50 Hz Max. rated current: 230 A Fuse in the supply line: 250 A Max. milling diameter spur gears/helical gears: 3.000 mm Further information: Suitable for internal and external gear cutting. The machine can be viewed by appointment.

Condition: like new (used), Year of construction: 2026, functionality: fully functional, overall weight: 12,000 kg, ECHNICAL DESCRIPTION: Max. Module 5/6 Max Diam. Ext. Nominal 300mm Maximum axial hob slide travel(Z) 360mm Maximum hob head swivel angle ± 35 deg Nwsdpfx Agjz Drbporsl Max. Hob Length 180mm Max. Hob Diam 150mm Max. Hob Shift 200mm Max. Hob speed 1000rpm Max. table rotation 500rpm EQUIPMENT: - Sinumerik One - Dialog Program - Table with Direct Drive – Chip conveyor – Lubrication and hydraulic unit – Full coverage of the workspace – Documentation

Condition: refurbished (used), Year of construction: 2027, functionality: fully functional, total length: 6,100 mm, gear diameter: 180 mm, total height: 3,500 mm, total width: 3,000 mm, input frequency: 50 Hz, milling length: 170 mm, spindle speed (max.): 4,000 rpm, spindle speed (min.): 300 rpm, travel distance X-axis: 100 mm, travel distance Y-axis: 160 mm, travel distance Z-axis: 300 mm, overall weight: 8,400 kg, controller manufacturer: Siemens Sinumerik ONE, drive type: Sinamics S120, control type: CNC control, Equipment: documentation/manual, A high-performance machine for series production: the horizontal Gleason-Pfauter P 210 L, built in 2003, mills shafts, pinion shafts, and small gears up to module 4 and 180 mm in diameter at speeds of up to 4,000 rpm on the cutter and 1,000 rpm on the workpiece – designed for short cycle times and dry machining. Serwema Retrofit Solutions, Chemnitz, completely overhauls the machine and delivers it with Siemens Sinumerik ONE, the latest generation of control systems with full spare parts and support availability. Modern Gleason-Pfauter kinematics, new electrical system, new drives, new safety technology: you get the performance of a new machine at a fraction of the price, and we will inspect it together with you in Chemnitz. The horizontal design makes the P 210 L ideal for shaft machining: workpieces up to 830 mm are clamped between the spindle and tailstock, with 300 mm of axial travel and 100 mm of radial travel (center distance 30–130 mm). The milling head pivots by ±40°, and the tangential travel of 160 mm utilizes the full cutter length of 170 mm for long tool life. The high workpiece speed allows for multi-tooth hobbing cutters and thus the cutting performance required in the gearbox and automotive component supply sector. The machine is prepared for connection to a loading portal or a robot. Technical data: max. workpiece diameter 180 mm, max. module 4, working area radial 100 mm (30–130 mm), axial 300 mm (260–560 mm), tailstock 350 mm (480–830 mm), max. cutter diameter 180 mm, max. cutter length 170 mm, tangential travel 160 mm, cutter speed 300–4,000 rpm, max. workpiece speed 1,000 rpm, swivel angle ±40°, total connection value 50 kVA. Installation dimensions approx. 6.1 × 3.0 × 3.5 m, weight approx. 8.4 t. Nodpfx Aez Et Rzsgrjwl The machine will be delivered with a new Siemens Sinumerik ONE control system and Sinamics S120 drives in an air-conditioned control cabinet manufactured in-house. The user-friendly interface makes setup and programming possible without in-depth G-code knowledge. Geometry acceptance is carried out according to the manufacturer's standard or DIN with a protocol. The scope of delivery also includes the complete machine enclosure with state-of-the-art safety technology, a new coat of paint in RAL 5015/7035, a magnetic chip conveyor, circulation and loss lubrication, a hydraulic unit, a coolant system, and the operating manual.

Condition: excellent (used), Year of construction: 1980, Horizontal gear hobbing and threading machine for gears, splined shafts, worm screws, threads, and pinions up to 5 meters in length, complete with 3 milling heads models APFW, APGS, APG, set of gears, various steadies, and indexing device. Nwsdsyba Rwjpfx Agrsl

Condition: new, Year of construction: 2025, operating hours: 60 h, functionality: fully functional, workpiece weight (max.): 40,000 kg, wheel width: 3,700 mm, feed length X-axis: 2,000 mm, feed length Y-axis: 1,300 mm, feed length Z-axis: 500 mm, rotary table diameter: 3,700 mm, position of the milling head: 0,025, table diameter: 2,000 mm, feed rate X-axis: 10 m/min, feed rate Y-axis: 10 m/min, feed rate Z-axis: 6 m/min, total length: 12,000 mm, gear diameter: 400 mm, total height: 5,000 mm, total width: 4,000 mm, Equipment: CE marking, documentation/manual, rotational speed infinitely variable, TECHNICAL REQUIREMENTS GEAR HOBBING MACHINE GHM 2500 CNC Description of the main components of the GHM 2500 machine The GHM 2500 CNC gearing milling machine is a machine tool intended for processing by milling toothed wheels and toothed crowns. The machine is equipped with an external teeth milling head - which can process the teeth with an inclination angle from 0 to +/- 45 degrees - and an internal teeth milling head. The machine is composed of a milling unit, a unit for clamping and rotating the workpiece and the pinion axis centering tip. The milling/gearing unit is provided with three translation axes and two rotation axes, as follows: -X axis: longitudinal/radial movement towards the workpiece axis -Y axis: vertical movement of the gearing head -Aza Z: tangential movement of the gearing head -Axis: inclination +/-45 degrees of the gearing head -Axis C: rotation of the main axis of the gearing head The part fixing unit (the machine plate) has a rotation axis, axis B, for rotating the part. 1. External Gearing head – the housing of the tooth milling head is a GG300 gray cast iron cast piece. On the front side there are the counter guides of the Y axis (vertical movement of the head). Inside are the main tool actuation mechanisms, the mechanism for the horizontal movement of the gearing head axis and the mechanism for tilting the gearing head. The main actuation mechanism of the gearing shaft is composed of a 55 kW – S1 motor, a ZF angular reducer and a gearing shaft, mounted in the housing of the toothing horse. 2. Internal Gearing head – the housing of the tooth milling head is a GG300 gray cast iron cast piece. On the front side there are the counter guides of the Y axis (vertical movement of the head). Inside are the main tool actuation mechanisms, the mechanism for the horizontal movement of the gearing head axis and the mechanism for tilting the gearing head. The main actuation mechanism of the gearing shaft is composed of a 55 kW – S1 motor, a ZF angular reducer and a gearing shaft, mounted in the housing of the toothing horse. 3. The Quill - has the role of fixing the high parts, having a vertical displacement stroke. 4. The longitudinal advance mechanism of the upright, X axis – is made by a servo motor 30 Nm_ 3000 rpm, a Gressner worm reducer and a ball screw diam. 80 x 10, accuracy class IT 3. 5. The vertical advance mechanism of the toothing head, Y axis – consisting of a 30 Nm_ 3000 rpm servo motor, a Gressner worm reducer and a ball screw diam 80 x 10, precision class IT3. 6. Plate advance mechanism / plate rotation, C axis – is made with two 50 Nm_ 2000 rpm servo motor, a Gressner worm reducer and a duplex worm that meshes with the worm crown located on the plate. 7. The gearing head tilting mechanism, axis B – is made by a / 20 Nm_3000 rpm servo motor, a Gressner worm reducer and a worm gear-segment worm gear transmission. 8. The axial displacement mechanism of the gear head, Z axis – is made by a 20 Nm_3000 rpm servomotor, an Alpha Getriebe planetary reducer and a ball screw diam. 63 x 10, accuracy class IT3. 9. Top horizontal positioning mechanism, auxiliary axis X1 – a 20 Nm_ 2000 rpm servo motor, an Alpha Getriebe planetary reducer and a ball screw diam 63 x 10, precision class IT5. Nwsdpoy A Nglefx Agrsl

Condition: ready for operation (used), Year of construction: 2009, functionality: fully functional, travel distance X-axis: 800 mm, travel distance Y-axis: 500 mm, travel distance Z-axis: 500 mm, controller manufacturer: Siemens, TECHNICAL DETAILS Travel range, X-axis: 800 mm Travel range, Y-axis: 500 mm Nsdpfx Agez Apdherewl Travel range, Z-axis: 500 mm MACHINE DETAILS Control system manufacturer: Siemens

Condition: used, Year of construction: 1999, Technical details: max. wheel diameter: 280 mm max. module: 7 weight of the machine ca.: 13 t table turning speeds: 100 U/min Nwedpfx Aoyzxbcogrel table diameter: 250 mm min. number of teeth: 4 hob turning speeds: 1500 U/min max. hob diameter: 160 cutter length max.: 230 mm Machine in good condition. Available 01.08.2024 *

Condition: good (used), Year of construction: 2013, Traverses X Y Z: 1020 x 610 x 620mm, Table size 1200mm x 600mm, spindle speed 12000rpm, spindle motor power 14.7kW, Siemens 840DSL control with Shopmill, Nwjdpfx Agez Eh Nlorjl 43M/min rapids, Spindle taper BT40, 30 station ATC, through spindle coolant, swarf conveyor.

Condition: excellent (used), Capacity M16 module Table diameter: 1,200 mm Maximum workpiece diameter: 1,500 mm Milling slide travel: 600 mm Nedjzql Ufopfx Agrjwl Table center hole diameter: 250 mm

Condition: refurbished (used), Year of construction: 2013, operating hours: 50 h, functionality: fully functional, workpiece weight (max.): 500 kg, table diameter: 450 mm, total length: 7,200 mm, gear diameter: 500 mm, total height: 3,300 mm, total width: 4,500 mm, input frequency: 50 Hz, type of input current: three-phase, milling length: 240 mm, spindle speed (max.): 450 rpm, table bore: 125 mm, spindle speed (min.): 100 rpm, travel distance X-axis: 325 mm, travel distance Y-axis: 200 mm, travel distance Z-axis: 400 mm, overall weight: 16,800 kg, distance table to spindle center: 710 mm, controller manufacturer: Siemens Sinumerik 840D sl, drive type: Sinamics S120, control type: CNC control, Equipment: documentation/manual, A Pfauter PE 500 for the economical production of straight and helical spur gears up to module 12 and 500 mm in diameter – completely overhauled by SerWeMa with Siemens Sinumerik 840D sl, equipped with a gripper unit and a 32-position workpiece storage for unmanned operation. The machine is ready for operation in our hall in Chemnitz: you can inspect it under power, and if desired, we will mill your own sample part and you can take delivery of the machine here. No delivery time, no risk. Sold by Serwema Retrofit Solutions, the company that carried out the overhaul and knows the machine inside out. The general overhaul included complete geometric overhaul by grinding and scraping, new roller bearings in the main drive and in the milling head, measuring and reconditioning the worm gear, overhauled or new ball screw drives, overhaul of hydraulics, lubrication and coolant system, and new electrical equipment with Sinumerik 840D sl, Sinamics S120 and new axis motors. An electronic generating gear controls all generating and single-part machining processes, and an NC-controlled crash recovery protects the tool and workpiece in the event of a power or phase failure. New paint in RAL 7035/5015 with oil and coolant resistant two-component paint, acceptance of geometry according to SerWeMa protocol based on DIN ISO 6545. The machine controls six CNC axes: X radial, Y tangential, Z axial, A milling head swivel, B milling cutter drive and C table drive. The SerWeMa gear cutting software guides you through workpiece and tool data via masks, without the need for programming: up to three position-oriented gearings per workpiece, each with its own tool, up to three cuts per gearing with simultaneous or counter-rotating movement, form corrections for convex, conical and convex-conical profiles, lead-in and lead-out phase correction, chamfer milling, dimension correction via tooth width, two-roll or two-ball gauge, measuring stop, shift strategy with defect management per generating cutter and cutting force monitoring with automatic retraction. Technologies: generating milling, single-part milling and worm gear milling both radially and tangentially. A hand-held device with a handwheel allows setup directly in the working area. Nwedpfxoz Et E Es Agrel Technical data: max. workpiece Ø 500 mm, max. module 12, max. milling cutter Ø 200 mm, max. milling cutter length 240 mm, shift travel 200 mm, milling cutter speed 100–450 rpm, swivel angle +25°/−45°, travel radial 325 mm (axis distance 25–350 mm), travel axial 400 mm (310–710 mm), table diameter 450 mm, table bore 125 mm, connection power approx. 60 kVA. Installation dimensions incl. automation approx. 7.2 × 4.5 × 3.3 m, weight approx. 16.8 t. Equipment: machine enclosure, chip conveyor, gripper unit with two grippers, workpiece storage with 32 positions, preparation for emission extraction (150 mm nozzle, Harting connector on the machine roof). Documentation complete in German: operating manual, electrical diagrams with parts lists, hydraulic and lubrication diagrams. Serwema optionally offers: trial part milling in our factory, additional milling arbors, assembly and commissioning at your location, operator training and a control system upgrade to Sinumerik ONE. Spare parts and service come from a single source, worldwide, even after the purchase.