Cobalt Drill Bit Set 13pc Triumph 99823

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Triumph Cobalt Drill Bit Sets are available in 29pc, 15pc and 13pc versions in steel indexes.

$79.95

$54.95

You save $25.00 (31%)!

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Triumph 13pc cobalt drill bit set in folding steel index. M-35 cobalt steel sets made for difficult drilling applications in tough alloys like stainless steel! Bronze oxide finish for lubricity, easy starting 135 deg split point, heavy web construction. Sizes 1/16″ thru 1/4″ by 64ths.

Made by a quality US manufacturer!
29pc set 99822, 15pc set 99826, 13pc set 99823

Additional Info:

Cobalt drills will cut harder material than high speed steel drills but because cobalt is harder it is more brittle.