| Customization: | Available |
|---|---|
| Customized: | Customized |
| Length: | Taper-length |
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4-12 4-20 4-32 mm HSS Titanium Coated Step Drill Bit Drilling Power Tools for Metal High Speed Steel Wood Hole Cutter Cone Drill
Suitable for punch holes through sheet metal, steel plate, aluminum plate, brass or wood
This drill bit set includes 3 sizes(4-12mm, 4-20mm, 4-32mm), which meet your different needs perfectly
Type: Step Drill
Head Type: Hexagon Shank
Material: High-speed steel 4241
Surface Treatment: Titanium coated
Length:
5 Step Bit: 4-12mm Length: Approx. 6.7cm/ 2.64"
9 Step Bit: 4-20mm Length: Approx. 7.4cm/ 2.91"
15 Step Bit: 4-32mm Length: Approx. 10.2cm/ 4.02"
The 3 Bits Sizes:
5 Step Bit: 4-12mm (4,6,8,10,12mm)
9 Step Bit: 4-20mm (4,6,8,10,12,14,16,18,20mm)
15 Step Bit: 4-32mm (4,6,8,10,12,14,16,18,20,22,24,26,28,30,32mm)
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