PRECISION 6PC ER11 COLLET SET TIR 0.0004" / 10μm 1/16-1/4 USA SELL

PRECISION 6PC ER11 COLLET SET TIR 0.0004" / 10μm 1/16-1/4 USA. Concentricity is less than. 0004" at face and arbor (TIR). All critical surfaces precision ground. All critical surfaces are precision ground for accurate fit.