Collet blocks can be used horizontally or vertically on mill tables, jig grinders, flat or angled fixture plates, tombstones or rotary trunnions. Group them together hydraulically or pneumatically for high-production multi-part machining. Part gripping sizes range from .008" (1C collet) up to 6" (step chuck) in diameter. Hex, square and custom-shaped collets are available to hold a variety of shapes. Hardinge offers several models of collet blocks that use standard collets that you may already ...This story is related to the following:Lathe Chucks | Expanding Collets | Collet Type Tool Holders | Special Custom Collets