HOLEMAKER CARBIDE 3/8" BURRS 3PCE SET - SA3, SC3, SF3 Industrial-Grade Double Cut Carbide Burrs for Ferrous Metals Engineered for precision and durability, our premium carbide burrs deliver outstanding performance in heavy-duty stock removal, deburring, and weld cleanup. SET INCLUDES: SA3 - 3/8” Head Cylindrical Square End SC3 - 3/8” Head Cylindrical Radius End SF3 - 3/8” Head Tree Shape Radius End