GB1247540817318149990
SCREW, FLAT HEAD, CROSS RECESS, SELF-TAPPING THREAD, DRILL POINT, CARBON STEEL, WITH ELECTRODEPOSITED ANT-CORROSION COATING. USED IN THE MECHANICAL JOINTING OF METAL, PVCU AND COMPOSITE MATERIALS. THREAD DIAMETER 3.9MM, LENGTH RANGE 13 TO 45MM.