Imperial 82598 Aircraft Extension Bit, 7/16" Cordless Saws Orifice Size: 4 inch

Orifice Size: 4 inch

3" Wood and Drywall Blade-MM450

All 6" spade bits have 1/4" hex shank

Corrosion-resistant Tru-Zero folding end hook for accurate measurements

Imperial 82598 Aircraft Extension Bit, 7/16" Cordless Saws Orifice Size: 4 inchAircraft extension bits are used for drilling holes in hard to reach places because of their 12" length. The 135 degree split point eliminates the need for center punching. This drill bit will not "wander," not even on curved surfaces. Highlights: Size: 7 16" Jobber length flutes Decimal Equivalent: 0. 4375 Shanks are spring tempered to prevent bending National Aerospace Standard 907 type B, type A243 specifications Warning: This product contains