Draper 1/4" Hexagon X 1/4" & 3/8" Square Drive Adaptors
Draper 1/4" Hexagon X 1/4" & 3/8" Square Drive Adaptors Designed for use in conjunction with any 1/4 hexagon drive unit, i.e. hand, electric or air screwdrivers, to drive 1/4 and 3/8 square drive