Factory made hot-sale Grinding Stone For Sharpening Knives - Double Cut Tungsten Carbide Rotary Burr Set – Tranrich

Features:

• Rotary burr set is made of high quality tungsten steel, can be used to process: iron, steel, carbon steel, alloy steel, stainless steel, copper, aluminum and other metals, and marble, jade, other non-metals. Processing hardness up to HRA≥85.
• Great Work Efficiency：Using these rotary burr set with a rotary tool, the processing efficiency is ten times higher than the manual file tool. The rotary burr set can take place of the small grinding wheel with the handle, producing less dust or pollution.
• Tungsten steel grinding head is widely used in industrial sectors such as machinery, aviation, automobile, shipbuilding, chemical engineering and process engraving, Suitable for engraving, beveling, chamfering, grooving, reaming, hollow.
• This grinding head is easy to use, safe and reliable. Durability is ten times higher than high-speed steel tools and more than 200 times higher than the small grinding wheels.

Specifications:

Shaft diameter: 1/8 inch(3mm) 1/4 inch(6mm); Drill Bit Size: 1/4 inch(6mm)

Includes SA SC, AD and AF type burrs

Material: Tungsten Carbide;

Cutter Pattern: Double Cut

Use: Rotary Burr, suggested PRM:25000-50000, Max PRM 70000.