Three-jaw chuck, 50mm, 3xM4

Description
Hand operated three-jaw chuck with tool-free reversible jaws for internal and external clamping of rotationally symmetrical workpieces. With pin holes and 2 sets of pins of different lengths for elevating parts for access from all sides. Pin holes Ø2 x 7 mm deep.
Chuck precision without further attachments:
Radial runout < 0.03 mm
Axial run-out < 0.01 mm
Repeat accuracy < 0.01 mm
With  fastening holes.

Material
Steel and hard-coated aluminium.

Supplied with
Operating tools and 2 sets of 3 pins 12 mm and 18 mm long.r />