Product Review

Specification:
Material: High-speed steel(HSS 6542)
Color: Golden
Metric: M3x0.5, M4x0.7, M5x0.8, M6x1, M8x1.25, M10x1.5
Shank: 1/4" (6.35mm) hex shank
Surface treatment:Titanium Coated
Size:M3, M4, M5, M6, M8, M10
Usage: Suitable for drilling, tapping, cutting on soft metal, aluminum plate, iron, etc.

Description :
1.High hardness, rustproof, solid and durable.
2.The advantage is opening, tapping, chamfering.
3.Self-centering point, do not need assistant center drilling or center punching.
4.Drilling and tapping in one, one-step processing, greatly save processing steps and time costs, improve working efficiency.
5.HSS6542 (M2) is of higher hardness and more durable than the HSS4341, and is suitable for cutting the steel even the 2mm 304 steel.

Features :
1. Save processing steps and time costs, improve efficiency
2. Spiral groove, within the processing thread, cutting up to exclude, and was curled applied internally threaded through holes
3. Wear and long life

Package include:
6 x Compound Tap Drill Bits