FOR USE WITH AIRCRAFT STYLE DRILLS - Ideal for use in Kimball Midwest's Mini Pneumatic Right Angle Aircraft Style Drill [K-M No 82-342]. Used in the aviation and aerospace industries for drilling out rivets and holes for rivets and machine screws where limited clearance is available.
SHORT & STUBBY PATTERNS - Reduced length bits are designed for confined areas.
THREADED SHANK DESIGN - Shanks are constructed with 1/4"-28 threads and an integrated square hex nut for fast and easy mounting.
SPLIT POINT DESIGN - Super heavy duty 135° split point eliminates center punching and prevents walking of the bit.
M42 COBALT - Resists high cutting heat for extended tool life while cutting tough alloys and hard materials.