Product name: 1/8'' Shank Tungsten Carbide Rotary Double Slot Ball Burr Set,
Easy to use: 1/9 inch shank fits for electric rotary tool includes dremel, mini drill, grinder and pneumatic power tool.
Application: Suitable for cast iron, cast steel, carbon steel, alloy steel, stainless steel,plastics,metal and other materials,Widely used for metalwork, tool making, model engineering, wood carving, jewelry making,welding, chamfering, casting, deburring, grinding, cylinder head porting and sculpting.