1Pcs Cobalt Step Drill Bits HSSCO M35 Spiral Straight Grooved Triangle Hex Quick Change Shank Stainless Steel Hole Cutter(Cobalt Type 2,3-12mm(9 Steps))

EDWREGIGDrill Bits【See the second picture of the variant for detailed parameters】【See the second picture of the variant for detailed parameters】Cobalt Step Drill Bit HSSCO M35 Spiral Straight Grooved Triangle Hex Quick Change Shank Hole CutterType 1(Shank: Tri-Straight, Flute: Straight)Step Sizes:4-12mm: 9 steps (4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm)4-20mm: 9 steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm)4-32mm: 15 steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm)6.5-40mm: 11 steps (6.5mm, 8.5mm, 10.5mm, 12.5mm, 16.5mm, 20.5mm, 25.5mm, 29mm, 32.5mm, 36.5mm, 40mm)Type 2(Shank: Tri-Straight, Flute: Spiral)Step Sizes:4-12mm: 9 steps (4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm)4-16.5mm: 7 steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16.5mm)4-20mm: 9 steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm)4-32mm: 15 steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm)Type 3(Shank: Hex-Quick Change, Flute: Spiral)Step Sizes:3-12mm: 9 steps (3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 12mm)3-14mm: 12 steps (3mm, 4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm, 13mm, 14mm)4-12mm: 9 steps (4mm, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, 11mm, 12mm)4-20mm: 9 steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm)4-22mm: 10 steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm)4-32mm: 15 steps (4mm, 6mm, 8mm, 10mm, 12mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm, 26mm, 28mm, 30mm, 32mm)5-21mm: 9 steps (5mm,7mm, 9mm, 11mm, 13mm, 15mm, 17mm, 19mm, 21mm)5-27mm: 12 steps (5mm,7mm, 9mm, 11mm, 13mm, 15mm, 17mm, 19mm, 21mm, 23mm, 25mm, 27mm)6-24mm: 11 steps (6mm, 8mm, 10mm, 12mm, 13mm, 14mm, 16mm, 18mm, 20mm, 22mm, 24mm)

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