6pcs 4-12/4-20/4-32 mm HSS Straight Step Drill Bit Titanium Coated Wood Metal

Buy now, send 1pc 3mm cobalt twist drill, can use in stainle steel, steel, iron, aluminum and other metal materials. [Material]: High-speed steel 4241. [Handle]:Step drill is triangle round handle, prevent sling.The saw and drill is a round handle. [Surface treatment]: The gold is titanium coating, more wear and oxidation resistance, not rust. [Specification]: 4 - 12 mm 5 Steps (4mm,6mm,8mm,10mm,12mm) 4 - 20 mm 9 Steps (4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm) 4 - 32 mm 15 Steps (4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,22mm,24mm,26mm,28mm,30mm,32mm) Saw drill: 3mm, 6mm, 8mm. [Advantages]: 1. "X" shaped openings, drilling is not easy to sl. Higher precision, more sharp, burr-free drilling. 2, The unique step structure, a drill can drill a variety of sizes of the aperture. You can deburring, chamfering, punching elltical hole. 3, Suitable for installation in the drill and bench drill. 4, The hardne of the workpiece below the use of 25 ° below, such as iron, aluminum, PVC board, insulation board, wood, workpiece thickne 4mm. 5.Sawtooth broaching drill is applicable to wood boards not exceeding 5mm. [Packaging]: A. Beautifully packaged in plastic case. B. OPP bag About shping
Shping and Packaging All it will be double checked and well packed before sending.It will be dispatched within 2 business days after buyers pay for the order. It usually takes about 14 to 18 working days for delivering the package to the destination(for e areas,it may take a little longer). 

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