PSK

4-Jaw Powerful Type Scroll Chucks

CHANDOX PSK 4-Jaw Powerful Type Scroll Chucks are manual chucks designed for stable clamping of square, thin, and irregularly shaped materials. The 4-jaw scroll mechanism moves all jaws together, centering the workpiece with balanced, four-point support. Key features include:

  • Four-jaw design:Provides firm, symmetrical clamping for square profiles, thin parts, and select irregular shapes.

  • Hard jaws:Standard configuration for heavy cutting tasks.

  • Soft jaws:Can be machined to fit specific shapes for lighter cutting.

  • PSKB option:Features a larger through-hole to accommodate bigger bar or pipe stock

These 4-jaw scroll chucks combine strength and flexibility, making them a practical choice for diverse horizontal machining tasks.

SPECIFICATIONS

UNIT/mm

Inquiry MODEL / SPEC Max.Speed
r.p.m(min-1)
Max.Gripping
Diameter
O.D.Clamping
Max.Gripping
Diameter
I.D.Clamping
Weight
(kg)
PSK-07 2000 ø8-ø180 ø62-ø170 12.7
PSK-09 2000 ø11-ø220 ø70-ø210 20.8
PSK-12 1800 ø15-ø300 ø90-ø290 43
PSK-16 1500 ø30-ø400 ø110-ø380 86.7
PSK-20 1000 ø25-ø480 ø125-ø460 149
PSKB-25 850 ø160-ø630 ø274-ø646 215
MODEL / SPEC Dimensional
drawing
2D drawing 3D drawing Dimensional
drawing
(back mounted)
2D drawing
(back mounted)
3D drawing
(back mounted)
PSK-07
PSK-09
PSK-12
PSK-16
PSK-20 - - -
PSKB-25 - - -