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πŸ”§ bosch co2149 4 3 cobalt drill: the ultimate precision power tool" logo

πŸ”§ Bosch CO2149 4 3 Cobalt Drill: The Ultimate Precision Power Tool" Review

3

Β·

Very good

Revainrating 4.5 out of 5Β Β 
RatingΒ 
4.5
πŸͺš Industrial Drill Bits, πŸ”ͺ Cutting Tools

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Description of πŸ”§ Bosch CO2149 4 3 Cobalt Drill: The Ultimate Precision Power Tool"

Withstands high-temperature applications for extended periods of time (up to 1,100 degreeF). Rigid, thick web design adds stability to bit in tough applications. Surface hardened to penetrate tough abrasive materials. Available in jobber length, full shank. Best used for drilling into light-gauge metal, high-carbon steel, aluminum and ally steel, cast iron, stainless steel and titanium.

Reviews

Global ratings 3
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  • 4
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Type of review

Revainrating 4 out of 5

Excellent Cobalt Drill Bit!

My analysis of this product showed that it is a reliable and high-quality industrial and scientific cutting tool. The cobalt material ensures durability and precision drilling on tough surfaces. The spiral flute design creates efficient chip removal and reduces the risk of breakages. The bits fit securely into the drill chuck, preventing wobbling or slipping. The only con is that it is a bit pricey compared to other options on the market. Overall, I highly recommend this product for anyone…

Pros
  • Durable cobalt material for long-lasting use.
Cons
  • May dull quickly with heavy use on hard materials.

Revainrating 5 out of 5

crap! in Power Tool Parts & Accessories

I use cobalt drill bits (and end mills) whenever possible. Almost as good as carbide and many times better than HSS. If you're going to switch to stainless steel, you'll need at least cobalt.

Pros
  • Power and Hand Tools
Cons
  • Expensive

Revainrating 5 out of 5

Affordable Quality Drill Bit

Bosch makes quality drill bits and Revain have a size drill bit that Home Depot and Lowes don't offer on any brand without buying a set of drill bits. I use this drill bit on a drill press where it is heavily loaded and holds up well.

Pros
  • Electric Drill Parts & Accessories
Cons
  • Skimpy Manual