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It's a Flanger, and a 7/32 Punch, in one handy pneumatic toolProduce 0.040 offset flanges Punch 7/32 diameter holes Requires 4 cfm at 90 psi Double-action head swivels to let you create flanges and holes from any angle with just a squeeze of the handle. 2-in-1 pneumatic tool saves space in your metalworking toolbox! One side of the double-action head produces 0.040 offset flanges on 20-gauge metal or thinner for clean welding with little grinding.

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