Titanium Drills?

Aug 01, 2003 4 Replies

Just got a NorthernTools e mail with a titanium drill set for $42 for a 115 piece set. What do you think of Titanium drill bits?



Or maybe I need a sharpener for the hundreds of dull bits I already have ..................



Steve


It's almost certainly TiN coated steel of some sort. However, if the bits are poor steel anyway, then they are not of much use. There may be some benefit in better chip clearing. Learning how to sharpen drillbits is good.

Those sets are all over ebay. You can get them for about 20-25 bucks.

Todd L

Well, I have that set of HF bits. I was drilling a 1/2 inch hole in some diamond plate on my truck, and suddenly the drill motor (a Hole Hawg) started to free spin. I stopped the drill motor and the bit had a reduced round shank about a half inch long at the end of the bit. The flutes had sheared free of the drill body for half an inch from the tip. Now that's crappy metallurgy. I had never seen a bit fail that way before.

I went and got a good Cleveland Twist Drill bit, and it breezed through the rest of the holes with no problem.

Gary

I got a laughing in my hat e-mail with that in it - the drills are coated - if they were solid stuff they would likely twist if ever slightly jammed.

The coating is just to help reduce wear with hard materials. Doesn't say as to the quality at all. A chunk of lead can be Ti coated. Martin

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