15Pcs Er11 Spring Collet Set 1/16″-3/4″ For Cnc Super Precision Milling Tool Gripping Range 1mm,1.5mm,2mm,2.5mm,3mm,3.5mm,4mm,4.5 Mm,5 Mm,5.5 Mm,6 Mm,6.5 Mm,7mm,1/4″,1/8″

Material: High Grade 1065 Carbon Steel

Accuracy: 0.0003″ Or 5um

15Pcs Er11 Spring Collets Kit For Workholding Engraving Machine

Gripping Range: 1mm,1.5mm,2mm,2.5mm,3mm,3.5mm,4mm,4.5 Mm,5 Mm,5.5 Mm,6 Mm,6.5 Mm,7mm,1/4″,1/8″

15Pcs Er11 Spring Collets Kit For Cnc Milling Lathe Tool