Check our exceptional Tree Radius End carbide bur to make your metawork or sculpting work easier.Our multipurpose grinding burrs are perfect for deburring, porting or casting, whether cutting steel, brass, copper or acrylic. Technical information Head Dia. 3/8 Head Length 3/4 Shank Dia. 1/4 OAL 2-1/2 Ideal HRC 54< Cut Double Cut Head Material Tungsten Carbide Shank Material Alloy Steel 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 23.4Package Size 84 x 17 x 17mm