Imperial 82583 Aircraft Extension Bits,13/64" Sets Dust extraction facility with built-in

Dust extraction facility with built-in dust port

Can be rotated 360 degrees

Optimized balance and weight distribution

(1) Square Drive Pro Bit Tip

Case hardened for roofing and siding applications

Imperial 82583 Aircraft Extension Bits,13/64" Sets Dust extraction facility with built-inAircraft 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: 13 64" Jobber length flutes Decimal Equivalent: 0. 2031 Shanks are spring tempered to prevent bending National Aerospace Standard 907 type B, type A243 specifications