55 HRC NC Spotting Drills

Short Description:

Raw Material: Use ZK30UF with 10% Co content and 0.6um grain size.

Coating: TiSiN, with very high surface hardness and good wear resistance, AlTiN, AlTiSiN is also avaiable Products Design: Spotting drills can perform both centering and chamfering. Precise position the holes and chamfer are accomplished at one time to improve the processing efficiency.

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Cat.No D Lc d L Flutes Figure No.
MTS-3*8*3*50 3 8 3 50 2 90°
MTS-4*10*4*50 4 10 4 50 2 90°
MTS-5*13*5*50 5 13 5 50 2 90°
MTS-6*15*6*50 6 15 6 50 2 90°
MTS-6*15*6*75 6 15 6 75 2 90°
MTS-6*15*6*100 6 15 6 100 2 90°
MTS-8*20*8*60 8 20 8 60 2 90°
MTS-8*20*8*75 8 20 8 75 2 90°
MTS-10*25*10*75 10 25 10 75 2 90°
MTS-10*40*10*100 10 40 10 100 2 90°
MTS-12*30*12*75 12 30 12 75 2 90°
MTS-12*45*12*100 12 45 12 100 2 90°


1. Made of tungsten steel material with 55HRC hardness and durability
2. With titanium silicon coating for steel processing
3. High accuracy, suitable for fine turning of milling machine
4. Great workmanship and high quality, good replacement for the old one
5. Available in three styles for choice

  Workpiece Material
 Carbon Steel  Alloy Steel  Cast Iron  Aluminum Alloy  Copper Alloy  Stainless Steel  HardenedSteel
Y Y Y       Y

Our company abides by the management idea of “keep innovation, pursue excellence”. On the basis of assuring the advantages of existing products, we continuously strengthen and extend product development. Our company insists on innovation to promote the sustainable development of enterprise, and make us become the domestic high-quality suppliers.
We have top engineers in these industries and an efficient team in the research. What is more, we have our own archives mouths and markets in China at low cost. Therefore, we can meet different inquiries from different clients. Please find our website to check more information from our products.
Our products are widely recognized and trusted by users and can meet continuously changing economic and social needs. We welcome new and old customers from all walks of life to contact us for future business relationships and mutual success!
Profession, Devoting are always fundamental to our mission. We have always been in line with serving customers, creating value management objectives and adhering to the sincerity, dedication, persistent management idea.

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