Four Spiral Flute Cobalt Step Drill Bit, 3/16" - 7/8" M35 Wear-Resistant TiAlN Coated Step Bit, 1/4" Hex Shank Unibit Step Drill Bit for Metal Stainless Steel Aluminum Wood Plastic,12 Size Step Bits

الوصف

Four Spiral Flute Cobalt Step Drill Bit, 3/16" - 7/8" M35 Wear-Resistant TiAlN Coated Step Bit, 1/4" Hex Shank Unibit Step Drill Bit for Metal Stainless Steel Aluminum Wood Plastic,12 Size Step Bits