Cobalt-coated high speed steel drill bits stay sharper longer for extended drill life. 118 drill angle. Left-hand bits can used to drill a hole in a broken screw or bolt so it can be extracted without needing a specialized screw extractor. Run drill in reverse when using left-hand bits. Size 1/16 in.-1/2 in. by 32nds, Case Included Yes, Includes qty. 15, Finish Type Cobalt-coated.
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