ER32 Collet Chuck, CAT40, 2.75" Gage Length

Clamping range 2-20 mm metric or ø1/8" - 3/4" inch. CAT40 taper to ANSI B5.50. Balanced to G2.5 at 25,000 RPM, runout within 0.003 mm. AD coolant through the flange, 5/8"-11 retention knob thread. Supplied with a UM clamping nut, M40×1.5; collets, wrench and retention knob sold separately.