Internal square drive
An item having a square external end and designed to fit into the internal end of a wrench socket or attachment and to which force is applied to drive the socket. Excludes torque indicating and other torque controlled items. See also wrench, ratchet.
Classification: Socket wrenches with or without handles, drives and extensions, parts, base metal
NSN 5950-00-225-8557
NSN 6150-00-372-5979
NSN 4140-01-510-0777
NSN 6685-00-208-7724
NSN 6620-00-935-1321
NSN 6240-00-760-3713
NSN 6610-00-968-0612
NSN 6650-01-069-2501
NSN 5975-00-316-2539
NSN 6620-00-456-0404
NSN 5999-01-182-4013
NSN 6610-01-533-2158