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Brown Aviation Tool Supply, LLC 2536 SE 15th Street Oklahoma City, OK 73129 Toll Free 800-587-3883 (US & Canada) Local 405-688-6888
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118° heavy duty split point. 1/2" reduced chucking shank. Made in the USA of M42 Cobalt**. Part Number: SDC-5/8 5/8" (.6250) Cobalt Silver & Deming Drill Bit **Many of our competitors are now selling drill bits from China which are made of M35 cobalt which is a lesser grade cobalt alloy that contains significantly less cobalt material than the US standard M42 alloy - do not be fooled, our drill bits are MADE IN THE USA of the higher grade M42 cobalt alloy. When comparing prices, make sure you are comparing "apples to apples".