5pcs Diamond Grinding Burr Drill Bits 4mm Grinding Diameter For Rotary Tool

Alloy electroplated diamond grinding rod mill.

High strength and hardness.

Fine workmanship, easy sanding. in use.

Used for grinding, for mold processing and repair, stone carving child, carved, line cutting, grinding, engraving, jade carving, glass engraving, cleaning casting, forging, welding pieces of flash, burrs, weld. Teeth grinding. Various mechanical parts chamfering and groove processing. Pipe cleaning, the hole and finishing machinery parts.

Can be installed for use on electric grinder, engraving machine, pneumatic engraving pen.

Specifications:

Brand new

Material: Diamond

Color: Silver

Total length: approx. 45mm

Grinding diameter: approx. 4mm

Shank diameter: approx. 3mm

Length of Grinding: approx. 10mm

Package Contents:

5 x Diamond Drills

Note:

. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.