-Outperform Standard HSS Annular Cutters 6:1
-For Use With RotoBrute Magnetic Drill Press Systems And Most Other Mag Drill Systems
-Drill Large Diameter Holes In Cast Iron, Steel, Stainless Steel, And Other Tough Or Exotic Alloys Up To 3 In Depth
-Ultra-Hard Carbide Teeth And Triple-Edge Cutting System Cut Fast, Bur-Free Holes
-Pilot Pin (sold separately) Ejects Metal Plug For High Production Drilling
-Use BruteLube Fluid Or Wax For Enhanced Heat Resistance And Longer Tool Life