29-Piece Cobalt Drill Bit Set ATD-9261
29-Piece Cobalt Drill Bit Set. Cobalt steel extends cutting edge life. Cobalt offers the best heat resistance for drilling in extremely hard and abrasive materials...
Set Bit Drl 21Pc 1/16-3/8In Vulcan Cobalt Drill Bit Set 203380OR Steel
Set bit drl 21pc 1/16-3/8in UPC: 718928703780 Made of m35 steel, with 5 percent cobalt, extra thick drill core, for use on stainless steel and...
