12 PCS ER32 Collet Set, Super Accuracy Spring Collet Chuck Set, 1/8"-3/4" for CNC Engraving Machine Milling Lathe Tool Drill Press

Range 

1/8, 3/16, 7/32, 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4-inch.

Material 

These spring collets are made of high quality spring steel, they are stable and practical in performance.

High Performance 

All critical collet surfaces are accuracy ground for an accurate fit. The total runout is less than 0.0006 inch.

Application 

For boring, milling, drilling, tapping, engraving, CNC, spindle machines, and other processing.

Package 

Each collet is well packed in separate protective container with label, moreover, each collect is mark with size, so its easy to distinguish them.