PRECISION 1PC 5MM ER8 COLLET TIR 0.0004" / 10μm CNC COLLET CHUCK USA
HIGH PRECISION 1PCS 5.0 MM ER8 COLLET TIR 0.0004" / 10μm CNC ER11 TOOL HOLDER. Concentricity is less than. 0004" at face and arbor (TIR). All critical surfaces precision ground. All critical surfaces are precision ground for accurate fit.