2PCS ER20 Milling Chuck Spindle Collet CNC Milling Engraving Mechanics Chuck Size 6mm

Description

Features: High-quality spring steel material, good flexibility and abrasion resistance. Tight and stable clamping, high precision. For drills, boring knife, engraver, reamer etc. Specification: Brand New and Unused Material: Spring Steel Available Hole Diameter:6mm Max Outer Diameter:21mm Height:31.5mm Package Included: 2PCS ER20 Spring Collet