Irwin 29 Piece Black Oxide Metal Index Drill Bit Set 1/16 in - 1/2 in Size:1/16 in - 1/2 in made of heat proof aluminum

made of heat proof aluminum

Ball and raft inflation adapters included

Double crimps hold tines in place

the hummers may not return

Irwin 29 Piece Black Oxide Metal Index Drill Bit Set 1/16 in - 1/2 in Size:1/16 in - 1/2 in made of heat proof aluminum29 Piece Black Oxide Metal Index Drill Bit Set Features: Oxide treatment resists corrosion, helps prevent bit from rusting 135 split point tip starts on contact, cuts with less force Reduced shank above 3 8" allows the use of larger drill bits in a 3 8" chuck Rubber overmolded case protects kit if dropped Tap & Drill selection chart for convenient reference. Automatic indexing for easy bit access and identification Removable cartridges: easy to carry