2023-03-28MZG HSS Cobalt 1PC 13.0mm-35.0mm 1/2" Shank HSS High Speed Steel Drill Bits1.MZG Drill Bits Item SpecificsMZG Drill Bits Specification Parameter2.MZG Drill Bits Product PhotoThe HSS drilling color have balck and white.The all insert color is randomly delivered. Please inform us in advance if..