Grizzly T32817 - 1/2" ER20 Spring Collet 72 × 30 × 26.38 in The 241 Punch Assembly accommodates

The 241 Punch Assembly accommodates punch and die sets in various shapes and sizes

High speed steel for long life

Length: 62

Versatile to fit a wide variety of MARSHALLTOWN hand tools

Overall Dimensions: 41″W x 25″D x 40

Grizzly T32817 - 1/2" ER20 Spring Collet 72 × 30 × 26.38 in The 241 Punch Assembly accommodatesT32817 1 2" ER20 Spring Collet The T32817 ER20 Spring Collet is made to exact specifications using carefully chosen materials. Providing powerful clamping ability and repeatable accuracy, the ER20 collet is made of precision ground and hardened stainless steel. When chucked up in a CNC router, metal lathe, wood lathe, or milling machine that has an ER20 spindle, they can be used for routing, engraving, turning, boring, milling, drilling, and tapping