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Bosch TI2139 3 1 Titanium Coated Drill Review

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Average

Revainrating 3 out of 5  
Rating 
3.0
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Description of Bosch TI2139 3 1 Titanium Coated Drill

Super-hard titanium coating lasts up to six times longer than high-speed steel. Self-starting point starts on contact. Balanced double flute eliminates chatter and vibration. Titanium reduces heat for longer life. Drills clean, accurate holes in these thin materials (up to 1/8 In.): sheet metal, ducts, steel, copper, brass, aluminum, plastic, Plexiglass, wood, veneers, vinyl siding, plasterboard, PVC, stainless steel and cast iron.

Reviews

Global ratings 2
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  • 2
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  • 1
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Type of review

Revainrating 5 out of 5

So far so good - twist drill bits

The drill bits I had on hand didn't seem to work. So far this is Bosch TI2136 9/64 In. x 2-7/8 in. The titanium coated bit is useful for drilling holes in the utility spoons that I will be using for the hooks. Can't rate durability or longevity as I've only used this drill 4 times. I can say that this drill is way better than what I had on hand. happy

Pros
  • Titanium reduces heat build-up for longer life
Cons
  • Not bad, but...

Revainrating 1 out of 5

Bent after drilling 6 holes in decking board

I'm not one to write bad reviews but thought I'd share my experience with this drill bit. I have noticed a slight wobble after drilling 6 holes in 5/4 inch pressure treated decking. At first I thought the cartridge was loose, but it wasn't. I rolled the racquet on a flat surface and you could see that it was bent. I know that this type of wood is difficult to use for nozzles and that this nozzle is probably not used for decking in general, but it should have lasted longer. Since then I have…

Pros
  • Balanced double flute eliminates vibration and vibration
Cons
  • Expensive