Hole Saws Stores: 2 Pack Irwin 373312BX Marathon 3-1/2" Bi-Metal Hole Saw

2 Pack Irwin 373312BX Marathon 3-1/2" Bi-Metal Hole Saw Reviews

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2 Pack Irwin 373312BX Marathon 3-1/2" Bi-Metal Hole Saw Feature

3-1/2" Diameter
95 RPM Recommended in Steel
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

Bi-Metal Hole Saws. 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. Bi-metal construction for toughness and long life. Boxed.