Irwin Expansive Bit for Your Brace No. 2
This is a good used adjustable expansive bit with only one adjustable cutter insert. This is the graduated cutter model, with inch graduations to set the adjustable cutter to the size needed (by loosening the screw and moving the cutter). The range on this one is from 1.75-3" diameter. It is marked on the shank "IRWIN NO. 2 US OF A". It all in very good used condition, very clean, no rust, sharp and ready to use.
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