Sintered Diamond Drill Bits,Diamond Holesaw for Drilling Holes in Glass Ceramics Jade Gemstone Stone

Shank diameter: 10mm

Drill diameter: 4mm-88mm

Package contains: 1 piece

Material: Alloy with diamond powder

Craftsmanship: Made with diamond sintering technology, built to last.

Features: Clean, smooth holes with no chipping. Super durable, and they speed up drilling.

Works for drilling into brittle, hard materials like glass, ceramics, marble, stone, etc.
Great for use in the glass, ceramics, and stone industries.