Part number:‎LE Item Weight:‎70 g Package Dimensions:‎9.7 x 6.4 x 1.1 cm 70 g Colour:‎silver Finish:‎Carbide,Steel,Tungsten Carbide Material:‎Tungsten Carbide Item Package Quantity:‎1 Number of Pieces:‎10 Batteries included :‎No Batteries Required :‎No [TUNGSTEN CARBIDE STEEL ROTARY BURRS SET]: These carbide rotary burr set is made from premium Tungsten Carbide Steel, sharp, sturdy and durable. Total Length: 45-50mm, Cutting Diameter 1 or 4'', Shank Length 35mm, Shank Diameter 1 or 8'' compatible with most rotary tools and die grinders. [DOUBLE CUT DESIGN]: The groove lines of these carbide rotary burr's head are crossed, Used on wood, iron, carbon steel, alloy steel, stainless steel, copper, aluminum, and other metals, and marble, jade, bone etc. With cross-slotted chip quickly, in the grinding and carving time. [HIGH WORK EFFICIENCY]: Processing efficiency is tens times higher than the manual file tool, and nearly ten times higher than the small grinding wheel with the handle. Basically the rotary burr set can replace the small grinding wheel with handle. Easy to cut, safe and durability. [LONG WORKING LIFE]: Packed with plastic storage case for safety storage and protection. The working life of these solid rotary burr is 10 times longer than high-speed steel and 200 times longer than grinding wheel. The speed of the rotary tools usually is 6000-50000 RPM, reduce the inefficiency turnover, long service life. [WIDLY APPLICATION]: 10 pcs Double Cut Solid Carbide Rotary Burr Set fits most small rotary tools. Great choice for DIY, crafts, hobbies, home repair, jewelry, lapidary use, modeling, and much more [TUNGSTEN CARBIDE STEEL ROTARY BURRS SET]: These carbide rotary burr set is made from premium Tungsten Carbide Steel, sharp, sturdy and durable. Total Length: 45-50mm, Cutting Diameter 1 or 4'', Shank Length 35mm, Shank Diameter 1 or 8'' compatible with most rotary tools and die grinders. [DOUBLE CUT DESIGN]: The groove lines of these carbide rotary burr's head are crossed, Used on wood, iron, carbon steel, alloy steel, stainless steel, copper, aluminum, and other metals, and marble, jade, bone etc. With cross-slotted chip quickly, in the grinding and carving time. [HIGH WORK EFFICIENCY]: Processing efficiency is tens times higher than the manual file tool, and nearly ten times higher than the small grinding wheel with the handle. Basically the rotary burr set can replace the small grinding wheel with handle. Easy to cut, safe and durability. [LONG WORKING LIFE]: Packed with plastic storage case for safety storage and protection. The working life of these solid rotary burr is 10 times longer than high-speed steel and 200 times longer than grinding wheel. The speed of the rotary tools usually is 6000-50000 RPM, reduce the inefficiency turnover, long service life. [WIDLY APPLICATION]: 10 pcs Double Cut Solid Carbide Rotary Burr Set fits most small rotary tools. Great choice for DIY, crafts, hobbies, home repair, jewelry, lapidary use, modeling, and much more Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.