12Pcs 1/32-3/8 Inch ER16 Spring Collet Set for Engraving Machine Milling Tool

Product Name: Spring Collet Set 

Product Model: ER16 

Type: Collet

Color: As pictured

Material: High Grade 1065 Carbon Steel

Upper Diameter: 17 mm

Bottom Diameter: 12 mm

Height: 28mm

Run-Out Tolerance: 0.015MM(0.0006")

Gripping Range: 1/32"-3/8"(1/32,1/16,3/32,1/8,5/32,3/16,7/32,1/4,9/32,5/16,11/32,3/8)

1. High Accuracy and Ease of Operation.

2. Use high-quality Carbon steel, after heat treatment, has good flexibility and abrasion resistance.

3. The clamping force, high accuracy, good gripping stability.

4. Can be for gripping the drill, boring knife, chisel, reamers and other tools.

5. Ground roughness is Ra0.4 Microns, plus overall fine polish.

7. T.I.R.: 0.0003" or 5um. In order to make all collets running true, on your side.