Min. Order Reference FOB Price
1 Piece US$0.10-5.00 / Piece
Product Description
Product Description HSS STEP DRILLS HSS Step Drill Bits are perfect for drilling multiple-size holes in thin sections of metal, plastic and wood using a single bit. Each step drills does the work of many drill-bit sizes. Drills round holes in most metals (steel, brass, aluminum, copper) ...