Description
Material: For Drilling steel, brass, copper, aluminum, wood and plastics , Do not need to use center punch, compared with the ordinary twist drill is not easy to be broken
Ladder structure: A drill bit can drill holes of various specifications, no need to buy multiple drill bits, saving space and money
Easy Drilling: Two fluted design provides faster, smoother cutting Provided with small pressure and the sets can cut through wood, sheet metal, steel and other surfaces
Double slot: Automatically deburr as you drill. Provides faster, smoother cutting. A tri flat shank ensure a firm grip.1/4″ hex shank 6.35mm Can be easily fit into power driver
Suitable for: Step Drill Bit Set can be used for workpieces with a hardness of less than 25° and a thickness of less than 5 mm. Suitable for a variety of materials
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