HSS Multi-hole Step Drill Bit Set 6Piece Punching

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Description:

HSS Titanium Coating - High speed steel along with titanium coating ensures outstanding durability and sharpness, can reduces the friction, runs .

Great for steel sheets/ aluminum sheets/ copper/ / wood board and many other types of sheet metal with ease countersunk. Suitable for Home DIY, and General Building/ Engineering Use.

Hex Shank Design - British system, to increase the wear resistance. The two flute design provides a smoother cutting, allows the material particles easily for a much more clean drilling operation.

Safety and Stability- better clamped on the drill to prevent slippage and shedding during .

Size: 3/16-7/8，1/4-1-3/8，1/4-3/4，1/8-1/2，3/16-1/2

Specification:

Material: HSS / High Speed Steel
Center Punch Size: 12.2cm/4.80inch

Package Includes:

5 pieces HSS Step Drill Bit with box

1 piece Center Punch

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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