Best hardware hand tools store to buy Drill Bit Extensions. Save big with Life-and-home discount coupons
DETAILS
DESCRIPTION
Aircraft extension bits are used for drilling holes in hard to reach places because of their 12" length. The 135° split point eliminates the need for center punching. This drill bit will not "wander," not even on curved surfaces.
Highlights:
- Size: 13/32"
- Jobber length flutes
- Decimal Equivalent: 0.4062
- Shanks are spring tempered to prevent bending
- National Aerospace Standard 907 type B, type A243 specifications





