CINCINNATI COLLET CHUCK EXTENSION ADAPTER C200COLLET CHUCK EXTENSIONAKW

4.500 in. Taper Per Foot with .87 in. diameter at Large End of Taper. For a small radius or one small slot. Ideal for newer style Cincinnati grinders having direct motorized and timing belt driven spindles with a 1/8 in. key in the taper. The set includes a 1/4 in. 6000 series collet, collet nut, floating bolt spacer, and socket head cap screw. The bolt is dropped into the extension and through the round floating bolt spacer. In this position the bolt acts as a draw thread to pull the collet chuck extension onto the spindle taper. A 1-1/4 in. wrench flat on the body makes installation and removal easy. -Made from superior QUALITY alloy steel and HEAT TREATED for optimum performance. -Tapers are PRECISION GROUND at both ends for the collet chuck extension adapter. -The extension body is GROUND for concentricity. -The hardened collet nut has a precision internal taper that seats PRECISELY against the collet nose-angle to insure PROPER ENGAGEMENT of the grinding wheel shank.