Draper 82408 Magnetic Bit Holder 150mm 1/4 inch (F) x 1/4 inch (M)

150 mm 1/4" male x 1/4" female magnetic bit holder for use in power drills and driver handles. Shaft (male hexagon) from chrome vanadium steel hardened and tempered with the bit holder (female hexagon) cold forged from stainless steel.