Snap-on stubby socket driver F40B, 3/8″ square drive, black hard handle. ★Brand: Snap-on ★Model: F40B ★Size: 3/8″ Drive ★Type: Stubby Socket Driver ★Features: black hard handle, stubby design, compact length ★USA ★snap on socket driver, f40b, 3/8 drive driver, stubby driver, hard handle driver, mechanic tool, usa tool, vintage snap on tool