Diamond Drill Bits & Piercing Tools - Carving Accessories for Jade Gemstones Agate Amber

Specifications:
Abrasive Head Diameter: 0.4mm-2.5mm
Shank Diameter: 2.35mm
Total Length: 42mm
Package Includes: 100 pieces/pack
Materials:
Diamond, Alloy Steel

Features:
High hardness for effortless grinding and carving
Electroplated diamond technology for sharpness and durability

Compatible Tools:
Suitable for die grinders, hanging grinders, electric drills, and other power tools

Applications:
Widely used for drilling and carving on gemstones, jade, ceramics, glass, stone 
materials, etc.