Irwin 1966934/42924 Forstner Bit, 1-1/2 in Dia, 3-1/2 in OAL, 1-Flute, 3/8 in Dia Shank, Reduced Shank tools--07-20-26 Open four-arm frame design protects

Open four-arm frame design protects blade and does not trap dirt in case

Made of steel with black oxide finish that resists rust and corrosion

Patented end hook lasts 10X longer than ordinary end-hooks

The cordless circular saw is a high-performance tool that delivers the most durability in a cordless saw

Irwin 1966934/42924 Forstner Bit, 1-1/2 in Dia, 3-1/2 in OAL, 1-Flute, 3/8 in Dia Shank, Reduced Shank tools--07-20-26 Open four-arm frame design protectsStarts the bit cleanly on uneven surfaces and bores smooth, flat bottomed holes. Fits 3 8 in and larger drills and drill presses. IRWIN Marples forstner bits drill clean and precise flat bottomed holes and pocket holes quickly and easily Teeth designed for clean holes Cutting angles maximize speed of cut Reduced shank fits 3 8 in and larger drills and drill presses Brad point tip starts cleanly on uneven surfaces