NPFC - GGG-W-648
|Publication Date:||30 April 1992|
This specification covers lineman's wrenches used in poleline work. The wrenches were formerly covered by GGG-W-644.
Wrenches shall be of the lineman's type and of the following sizes, as specified (see 6.2 and 6.3):
⅝ - (See table I)
¾ - (See table I)
The size ⅝ wrench is intended for use on ⅝-inch hardware, and the size ¾ wrench for use on ¾-inch hardware, in poleline work.