TM 9-243TYPES AND USES - ContinuedSOCKET WRENCH HANDLES,EXTENSIONS AND ADAPTERSRatchet handles may have either a straight-head or aflex-head. Both types have a selection lever on the top ofthe head to determine the direction of drive. The flex-head is used to go around objects. Both types are usedwith socket wrenches for rapid removal of nuts or bolts.The sliding T-Bar handle has a single head which maybe adjusted along a bar handle. It has two spring-loadedballs, one for keeping the bar in the head and the otherfor keeping the socket on the head. The sliding T-Bar isused for increased leverage or for working around otherobjects.The speed handle has a brace-type shaft with a revolv-ing grip on the top. It is used for rapid removal and/orinstallation of nuts or bolts, which are out in the open andhave little or no torque.A hinged handle has a hinged adapter on one end whichmay be rotated in 90 degree steps. The hinged handle isused when additional leverage or torque is needed toloosen nuts or bolts.25-6
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