Description:

Color: Golden (as picture shown) Material: High speed steel 4241 Quantity: 3PCS #1: 4mm to 12mm 9 Steps (4mm, 5mm,6mm,7mm,8mm, 9mm,10mm,11mm,12mm) #2: 4mm to 20mm 9 Steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm,18mm,20mm) #3: 4mm to 32mm 15Steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm,26mm,28mm,30mm,32mm) Length: 4mm to 12mm 9 Steps Length: 7cm 4mm to 20mm 9 Steps length: 7cm 4mm to 32mm 15 Steps length: 10cm Package Includes 3 X Step Drill bits Features: Step drill is mainly used for drilling within 3mm sheet steel, and a drill bit can replthe use of multi-branch, machining holes of different diameters as needed, and to achieve a large hole to complete a one-time process. No need to replthe drill bit and hit the positioning hole and so on. This auction is for Three (3) pieces of New Titanium Coated Step Drill Bit that covers 28 sizes These Step Drill Bits are ideal for variety of materials from soft metal, plastic, fiberglass to wood The two flute design tips made the penetration faster without chipping.