Proto 1/2 in Drive 3-Piece Locking Extension Set, 2-1/2 in; 5 in; 10 in, Alloy Steel

Knurled shank provides a non-slip grip when hand-turning the extension. Patented locking feature locks sockets to the extension. Solid one-piece design prevents the locking components from becoming loose or disengaged.

Attributes:

Connection Size [Nom] = 1/2 in, Finish = Full Polish, Includes = (1) 1/2 in Dr, 10 in Extension; (1) 1/2 in Dr, 2 1/2 in Extension; (1) 1/2 in Dr, 5 in Extension, Locking Type = Ball, Material = Alloy Steel, Overall Length [Nom] = 5 in; 10 in; 2 1/2 in, Quantity = 3 per set, Wt. = 1.6 lb. (1 SET = 1 SET)