4-12/20/3-12mm HSS Step Cone Drill Bit Set Titanium Metric Hole

Description

4-12/20/3-12mm HSS Step Cone Drill Bit Set Titanium Metric Hole
Description:
HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs cooler.
Great for steel sheets/ aluminum sheets/ copper/ plastic/ wood board and many other types of sheet metal with ease countersunk. Suitable for Home DIY, and General Building/ Engineering Use.
Hex Shank Design - metric, to increase the wear . The two flute design provides a smoother cutting, allows the material particles escape easily for a much more clean drilling operation.
Safety and Stability- better clamped on the drill to prevent slippage and shedding during the rotation.
4-20:9steps 4mm,6mm,8mm,10mm,12mm,14mm,16mm,18mm,20mm,3-12:10steps:3mm,4mm,5mm,6mm,7mm,8mm,9mm,10mm,11mm,12mm,4-12:5stepd:4mm,6mm,8mm,10mm,12mm
Specification:
Material: HSS / High Speed Steel
Size: 7cm/2.76inch,7.2cm/2.83inch,7.6cm/2.99inch
Package Includes:
3 pieces HSS Step Drill Bit
1 piece canvas bag
Note:
Color maybe slightly different due to different monitor.
The above size is measured by hand, please allow slightly difference. Thanks !
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