Set includes: (1) 1/4 in. drive, size: 2-1/2 in. (65 mm) (1) 3/8 in. drive, size: 2-1/2 in. (65 mm) (1) 1/2 in. drive, size: 2-3/4 in. (72 mm). Adapts sockets to power drills and drivers 1/4 in. Shank Detent ball for secure socket retention Product Features:Set includes: (1) 1/4 in. drive, size: 2-1/2 in. (65 mm), (1) 3/8 in. drive, size: 2-1/2 in. (65 mm), (1) 1/2 in. drive, size: 2-3/4 in. (72 mm)Adapts sockets to power drills and drivers1/4 in. ShankDetent ball for secure socket retention
