- BUILT TO LAST: Engineered with Cobalt Alloy Steel for high heat and abrasion resistance
- PRECISE DRILLING: 135° split-point tip eliminates walking
- HEAVY-DUTY USE: Tackle metal drilling, including abrasive alloy metal drilling on hardened steel
IRWIN Tools
Irwin® Cobalt High Speed Steel Drill Bits, 7/16" X 5 1/2", Split, Carded, #IR-3016028…
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