Feel the quality of FindBuyTool SD-1 Ball Shape carbide rotary burr.Our burr bits cut metal, reforced plastic, ferrous materials, cast iron like butter, producing very small chips. Technical information Head Dia. 1/4 Head Length 1/4 Shank Dia. 1/4 OAL 2 Ideal HRC 54< Cut Double Cut Head Material Tungsten Carbide Shank Material Tungsten Carbide Machine Die Grinders Pneumatic Rotary Tools High Speed Engravers Application Steel Cast Iron Stainless Steel (INOX) Nickel-Based Alloys Titanium Alloys SHIPPING DIAMETER UNIT Pcs Package in Plastic BoxNet Weight 20Package Size 84 x 17 x 17mm