3/4″ Drive impact extensions

> Use extensions to gain access to fasteners in locations that would
otherwise be dif cult to reach.
> Male square is oriented in-line with female squares for use with xed
head torque wrenches.
> Full chamfer at drive opening (when applicable) for easy engagement
with drive tools.
> Drive end chamfer and four detents help provide quick positive
engagement with drive tool on any of the socket drive walls.
> Features two thru holes and a groove to accept a Proto retaining ring or
pin or o-ring to help secure extension to the drive tool anvil.