6mm Rotacut Sheet Metal Hole Cutter 3/8-24 Thread 1/4" DOC 11206 5055290 390 and 6061

390 and 6061

They are designed to be used in conjunction with the Flowmaster chambered or Hushpower II mufflers

4-6 Morse Taper Hardened and Ground Drill Sleeve

Hooker Competition headers offer the best value in the high performance header market

Pack contains the following items: 100 x 9/16 x 1

6mm Rotacut Sheet Metal Hole Cutter 3/8-24 Thread 1/4" DOC 11206 5055290 390 and 6061RotaCut's are far superior to twist drills and hole saws. They cut 3x faster and last 10x longer, plus there's no comparison in quality. Use with either 2630220 or 2630200 Arbors. Use with hand held drills or drill presses with a 3 8" or 1 2" chuck for holes in sheet metal, plate materials, and plastics up to 1 4" thick. Ideal for: Electrical, Piping, Conduit Work, Sheetmetal Fabrication, Spotweld Removal, Maintenance Installations, HVAC, PHCC,