SATA 1/4-Inch Drive 72-Tooth Quick-Release Ratchet with a Teardrop Head, Polished Chrome Finish - ST11971U - - Amazon.com
OP 1664 - U.S. Explosive Ordnance (Vol. 2); Part 5 - Land Mines and Firing Devices; Chapter 16 - Fuzes and Firing Devices: Combination Firing Device Mk 1 Mods 0 and 1
GEARWRENCH 1/2 in. Drive 90-Tooth Locking Flex Head Teardrop Ratchet with 24 in. Handle 81363T - The Home Depot
Types of Sockets and Ratchets for Different Applications
TEKTON 1/2 Inch Drive x 24 Inch Quick-Release Ratchet | SRH11224 - - Amazon.com
TEKTON 3/8 Inch Drive x 9 Inch Swivel Head Quick-Release Ratchet | 1491 - Socket Wrenches - Amazon.com