30Pcs Set Diamond Engraver Polishing Grinding Head Rotary Tool Drilling Bits

30PCS 3mm 2.35mm Diamond Grinding Burr Needle Point Engraving Carving Polishing Glass Jade Stone Drill Bit Rotary Tool Set

16mm cutting discs with diamond coating on both sides. Comes with 3.1mm diameter mandrel, these cutting discs will fit most rotating tools. these cutting discs are perfect for all kinds of jobs like production model and so on. description: Great addition to your hobby craft tool kit coating is on both sides of the diamond disk Ideal For Cutting: Precious stones, metal, glass, tungsten carbide and other hard materials

Features:

This is a brand new boxed set of 20/30 different 3mm sized burrs
To fit smaller rotary tools
From there Pro Craft range which are for professionals
Complete in plastic storage case
Polished easily, durable.
Carving glass, jade , stone ,hand-cut, secant, grinding, hollow out etc.
Material: Diamond
Color: As the picture shown
Total length: 45mm
Shank diameter:2.35mm, 3mm
Head diameter: 1-4mm
Quantity: 30pcs/set

Package Include:

1 x 30Pcs Set Diamond Engraver Polishing Grinding Head Rotary Tool Drilling Bits