Item Type: Collet Material: 65 Mn Accuracy: 0.005 Hardness: > HRC48-55 Carburizing Depth: >0.8mm Surface Roughness: >0.8MM Uses: Widely used in milling, drilling, tapping, engraving, CNC, half-cone angle design of the spindle machine collet bring more clamping force Package List 1 x Collet 1CNC collet has strong clamping force, high rigidity and low noise, very useful 2Come with a certain degree of flexibility and plasticity, the strength is relatively high. Made after heat treatment and cold drawing hardening 3Inner hole grinding with fine workmanship, quenching processing bring sturdiness and durability 4Made of good quality 65Mn material, possess high hardness greater than HRC4855, and 0.005 high accuracy 5Halfcone angle design of the spindle machine collet, bring more clamping force. Widely used in milling, drilling, tapping, engraving, CNC