Caterpillar V-Flange TG Collet Chucks (Bison Series 654) 100 TG Collet Style Wrench

COMPLETELY INTERCHANGEABLE WITH ALL TG-100 & 150 COLLETS * Completely Interchangeable with all TG Collets. * Produced according to AT3 specifications. * Collet seat taper T.I.R. * Made of alloy forged steel for long, durable service life. * Hardened to RC 52-56 and ground to ensure maximum accuracy. * Through spindle coolant capability. * Retention Knobs are sold separately. Draw Bar Threads: CAT-40: 5/8" - 11 CAT-50: 1" - 8