15-Piece Pro Cobalt Drill Bit Set Tile Setting Materials meets ansi z87

meets ansi z87

1 size fits all mandrel

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Compatible with crimp ring or clamp connections

VisiMax Technology provides maximum line visibility in standard working conditions

15-Piece Pro Cobalt Drill Bit Set Tile Setting Materials meets ansi z87135 degree split point to minimize walk. Cobalt for higher heat & abrasion resistance. Heavy duty web construction for strength & durability. For tough metal drilling, including heavy duty abrasive, alloy metal drilling on hardened steel. Cast iron & stainless steel. Rugged storage case with rubber over mold for added impact resistance. Sliding latch design provides added security.