Techniks part # 04220-1/16 The most accurate ER20 collet in the industry- average 0.0002" Total Indicated Runout (T.I.R.)! Clamping Range .043-.062inches Precision ground and hand inspected. Only the very best materials and grinding techniques used!

TECHNIKS 1/16" SUPER PRECISION ER20 COLLET .0002 ACCURACY CNC CHUCK MILL