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DelitonGude Cobalt Metric Suitable Steels Review

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Excellent

Revainrating 5 out of 5  
Rating 
5.0
🪚 Industrial Drill Bits, 🔪 Cutting Tools

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Description of DelitonGude Cobalt Metric Suitable Steels

Great product and very good quality. Made from M35 Hight-speed Steel and 5% Cobalt.Size:2.5mm, Total lengh:2.24inch,Work lengh:1.18inch. The blades are very sharp and they drill into metal fast.Including Steels,Cast Iron ,Copper,Galvanized Pipe,Aluminum Alloy,Wood, Plastic and Other Softer Metals.If you need to drill hard metal, Highly recommended use drilling machine and lower the drill speed.Not for Glass or Ceramic Materials. Full-grinding Nitriding,Good Wear resistance,Durable,Spiral groove design, well chip removal performance.135 Tip & Twist Design,Increases cutting speed with self-centering and prevents walking. For Professional and DIY Use, household maintenance and repair.These are so good to save times. Works great and good price, Will be a good assistant in your work.

Reviews

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Type of review

Revainrating 5 out of 5

Top-Quality Cobalt Industrial Drill Bits

As a result of my tests, I determined that these cobalt industrial drill bits are one of the best in the market. The precision design and long-lasting durability make them an excellent choice for anyone in the construction or manufacturing industry. They are particularly effective when used on metric suitable steels, successfully drilling holes without causing damage or breaking prematurely. My only minor concern was their slightly higher price point compared to other industrial drill bits…

Pros
  • DeliTonGude Cobalt Metric Suitable Steels are extremely durable and long-lasting.
Cons
  • The high quality of DeliTonGude Cobalt Metric Suitable Steels comes with a higher price point compared to other steel products.

Revainrating 5 out of 5

Sharp and Hard for Drill

I bought them for drilling 304 stainless steel sheet and carbon steel for threading 3mm holes. While they work, they stay sharp and don't break. I use CRC TrueTap cutting oil, moderate speed and moderate pressure.

Pros
  • Works great and with good price, will be a good helper in your work.
Cons
  • Not sure

Revainrating 5 out of 5

Drill bit for metalworking Sweet pro-grade

These are quality drill bits that are good for drilling in harder steels including stainless steel but are also good for general applications, especially at this price point. The quality of the grinding is no worse than what I've seen. I would describe the finish of the grooves and the cutting edge as "polished", hence the durability. They have the standard 118° point angle that is common on these smaller sizes. With a diameter of approx. 3.0 mm and more, they have an (also excellent)…

Pros
  • For professional and independent use, service and repair at home. They are so good for saving time.
Cons
  • Unbelievable price