Tool 5pcs Step Drill Spiral Groove Triangular Shank Stepped Drill S

5pcs Step Drill Spiral Groove Triangular Shank Stepped Drill Set Multi Diameter Drill Bits for Sheet Metal Steel Hole Drilling Cutting Semua Produk Di Toko Kami PO (Personal Pre-Order) 7-10 Hari Tergantung Stok Dan Posisi Gudang. Harap Chat Terlebih Dahulu Sebelum Order Atau Anda Setuju Dengan Waktu Pre-Order Yang Kami Tetapkan Secara Default 15-Hari. 5pcs Step Drill Spiral Groove Triangular Shank Stepped Drill Set Multi Diameter Drill Bits for Sheet Metal Steel Hole Drilling CuttingFeaturesSet of 5pcs Drills 14138 316718 1434 18112 31612 step drills with 5 sizes to meet your different drilling demands.High Speed Steel Material Features of high quality high hardness and good durability which really an essential hardware tool for drilling cutting and woodworking using.Surface Blue Coating step drill bits has the advantages of good abrasion resistance good heat resistance and rust resistant.Professional spiral groove can make a precise smooth clean and perfectly round hole.Applications suitable for punch holes through sheet metal steel plate aluminum plate brass or wood.SpecificationsMaterial SteelSize 14138 316718 1434 18112 31612Measurement System ImperialSurface Treatment Blue coatingShank Type Triangular ShankFlute Type SpiralPackage Weight 454g 16.03ozPackage Size 15 11.5 4.2cm 5.91 4.53 1.65inPacking List5 Step Drill1 Storage Bo