Blacksmith HSS Twist Drills Steel Metal 12mm ~ 35mm Drill Bit 1/2" Reduced Shank

Type: 1/2 " reduced shank twist drill. Not suitable for concrete, brick walls. HSS-6542 with cobalt. Material: HSS-6542 with cobalt. Application: Suitable for stainless steel, iron, copper, aluminum alloy, wood, plastic etc.

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