Bi-Metal Construction - for toughness and long lifeElectron Beam Weld - for stronger, longer lasting teeth4/6 Variable Pitch Teeth - for reduced noise and improved performanceVariable Depth Gullets - provides more efficient chip clearanceWill cut holes in aluminum, copper, iron, stainless steel and zinc.
Variable depth gullets provide more efficient chip clearance; 4/6 variable pitch teeth for reduced noise and improved performance. Electron beam weld for stronger, longer lasting teeth.
Brand: Irwin Tools, Model: 373312BX, Color: Stainless Steel, Size: 3-1/2"