Easy to install and disassemble, more convenient and labor-saving
Specification:
Brand new and high quality
Material: Alloy
Color: Black
Big head diameter outside: Approx. 12.35mm
Small head diameter: Appprox. 10mm
Hole diameter: Approx. 6.35mm(1/4")
Length: Approx. 20mm

Features:
Best materials and grinding techniques used
Precision ground and hand inspected
Mini body is easy to carry

Package included:
1× Engraving Trimming machine collet chuck