6 Piece HSS M3-M10 Hex Shank Drill Bit Set for Tapping - Silver

Material: 4341 High Speed ​​Steel, Made of high speed steel (HSS), high hardness and rust resistance for extended service life.
Size: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5. 6 sizes set, which perfectly meet your different needs. A sharp, hardened drill bit induction, resistant to slightly induced wear, to ensure the puncturing speed, improve work efficiency.
The per?complete age, tapping, deburring and milling in one operation saves processing steps and costs?ts time, improve work efficiency.
6 steel bits, suitable for per?age of wood, plastic, thin copper, aluminum and other soft metals (5-6 mm), not for hard materials (for example, t?the steel).
When you drill a hole, you need to inject water at the same time to cool the drill bit. This will help you increase the value of the exercises.If you can't cool the bit when drilling holes, the drill speed?age should not be too high and you should not drill too frequently.

Specification:
Color: Silver
Chamfer angle: 90
Shank: 1/4"(6.35mm) hex shank
Material: High speed steel 4341
Surface treatment: Titanium Coated

Size:
M3x0.5: Total length: 54mm
M4x0.7: Total length: 55mm
M5x0.8: Total length: 56mm
M6x1.0: Total length: 57mm
M8x1.25: Total length: 59mm
M10x1.5: Total length: 60mm

Note:
*Please add oil before operating the faucet, so that the operation is smoother, and also to prolong the life of the faucet.
*Application: 4241 high speed steel is suitable for wood, aluminum, aluminum and other lower hardness materials, the material thickness is 3-5mm.

Package Included:
6 pcs Hex Shank Tap Drill Bits

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