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Size
1/4", 3/8", 1/2", 3/4", 1", 1 1/2" and 2 1/2"
Square Drive Adaptors are used as a converter to permit use of sockets with impact wrench of different drive sizes i.e. higher or lower.These are available in 14", 38", 12", 34", 1", 1 12" and 2 12" square drives of adjacent reducing increasing combinations of male and female drives. These are of two designs : Square Drive Adaptor with, cross holes for conventional impact wrench. Square Drive Adaptor with groove for locking ring and pin for impact wrenches with cross hole in male square drive.