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U x 6" Cobalt Aircraft Extension Drill Bit - High Performance & Durable Cutting Tool | Drill AmericaCobalt drill bits are are effective in drilling tough, high tensile strength materials such as cast iron, inconel, stainless steel and titanium. They display high red hardness, permitting speeds up to 30% greater than with conventional M2 high speed steel. They have a 135 split point tip for fast penetration and accurate drilling. Compared to a conventional 118 degree tip, these drills wont go "walking" on you. Ideal for drilling where extra length

Versatile Size Range: Accommodates pipe sizes from 2 inches to 60 inches

Overall Length: 17-1/8"

Overall Length: 4-11/16"

Why Choose Drill America - 1/2-30 UNS HSS Bottoming Tap

Enhance your safety and performance with the Drill America - 5/16-32 UNS HSS Tap Set

ensuring reliable alignment

Size: 3/4"-11-1/2

Capable of cutting at an angle and overlapping existing holes

3 and 4 flute countersinks

reducing vibration and providing a smooth cutting action

Size: 5/16"-120

The durable