Bison CAT 40 Collet Chuck ER-32 Full Set 13 Pc Collets
* CAT40 V-flange draw bar threads 5/8" ~ 11 * Produced according to AT3 Specifications. * Made of alloy forged steel for long durable service life. * Collet Seat Taper T.I.R. .0002" * Hardened to RC 52-56 and groung to ensure maximum accuracy. * Through spindle coolant capability.
Part # 7-188-439