Description 8pcs Carbide Rotary Burr Set 1 4 Inch Shank File Power ToolSpecification Material Carbide alloyShank diameter 1 4 6 35mm Groove Double RotaryQuantity 8pcs setFeatures The carbide alloy rotary file use is extremely widespread applies in the mold processing manufacture Machine parts bevel edge inverted round and trench processing Good processing quality finish high long service life Can process a variety of high precision mold cavity Can be processed cast iron cast steel carbon steel alloy steel stainless steel copper aluminum and othermetals and marble jade bone and other non metallic Easy to grasp easy to use safe and reliable Reduces the arduous manual labor greatly reduce the cost of production Widely used in machinery automobile shipbuilding chemical craft sculpture ect The carbide alloy rotary file main supporting the use of electric tool or the use of electric tool or the pneumatic tool may also install on machine tool Package Included 1 x 1 2 x 1 cylindrical shape1 x 3 8 x 3 4 cylindrical shape1 x 3 8 x 3 4 cylindrical radius end1 x 1 4 x 5 8 cylindrical radius end1 x 1 4 ball shape1 x 3 8 ball shape1 x 3 8 x 3 4 tree shaped radius end1 x 1 2 x 1 tree shaped radius end More Details