Drive: 1/4" C 6,3,Hexagonal ball head, hexagonal blades of 100 mm,Finish: Phosphated,Material: High performance alloy steel,Application: For all screw applications in trade and industry,Presented in retail plastic tube of 2 pcs,Ideal to be used with the ERGO™ screwdriver with interchangeable blades 1/4" (BE-8575)