NDNCZDHC Step Drill Bit 3/16 to 1/2in M35 Cobalt Drill Bits 4 Flute Step Bit with 1/4 Inch Shank Carbide Drill Bits for Hardened Steel

Produktbeschreibung

4 Flute Design: Step drill bits have a 4 - flute design, making cutting quicker, smoother, and more efficient.​ M35 HSS and Cobalt Material: Step drill bits are made of M35 high - speed steel and cobalt. They're strong, less prone to damage, and last well. M35 HSS & Cobalt Material: Step drill bits are made of M35 high - speed steel and cobalt. They're strong, less prone to damage, and last well.​ Wide Application: Step drill bits apply to stainless steel, sheet metal, wood, plastic, aluminum, copper, and other metal sheets.​ Multiple Hole Sizes: Step drill bits can create holes in sizes like 3/16, 1/4, 5/16, 3/8, 7/16, 1/2.​