Proto Impact Socket Adapters, 1" (female square); 1 1/2" (male square) drive, 3 1/2"
For electric- or air-powered drive tools. Heat-treated.
Attributes:
Drive Size [Nom] = 1 in (female square); 1 1/2 in (male square), Finish = Black Oxide, Locking Type = Pin, Material = Alloy Steel, Overall Length [Nom] = 3 1/2 in, Wt. = 2.55 lb. (1 EACH = 1 EACH)
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