LLDSIMEX 65Mn Material 13Pc R8 Precision Round Spring Collet Set 1/8-7/8 x 1/16Ths
<p><b>Size:</b> 1/8" 3/16" 1/4" 5/16" 3/8" 7/16" 1/2" 9/16" 5/8" 11/16" 3/4" 13/16" 7/8"</p> <p> <b>Accuracy</b> .0006" TIR</p> <p> <b>Drawbar Thread:</b> 7/16"-20</p> <p> <b>Material:</b>65Mn</p> <p> <b>Hardness:</b>Clamping part HRC 55-60 elastic part HRC 40-45</p> <p> <b>Applicable:</b>This unit is applicable to all sorts of milling machines,which spindle taper hole is R8. </p>