Min. Order Reference FOB Price
400 Sets US$1.30-5.20 / Set
Product Description
Features: 1. Step drill bits are perfect for drilling and enlarging multiple-holes in thin sections of sheet metals, pipes, plexiglass, plastics, wood up to a thickness of 5mm. 2. 135° Spilt Point Tip: increases cutting speed with self-centering and the drills do not run off center. ...