Irwin 10225

Cheap Irwin Industrial Tools 10225 Unibit General Purpose Step Drill Bit Set, 4-Piece. 3 Flatted shank prevents slipping in drill chuck Irwin 10225 Non-skid self-starting tip eliminates skidding and the need for center punching. ... Learn more »

Irwin 10225 Review: Irwin Industrial Tools 10225 Unibit General Purpose Step Drill Bit Set, 4-Piece. There are similar sets that are much cheaper, and to be honest I haven't tried them, so maybe they're as good, but I read good reviews about this one, and in the couple of times I've used it, it's been truly amazing. This saves so much time having to change bits to drive pilot hole after pilot hole. Did I mention these are not cheap? 1 ... Read more »

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