HEXAGAON SOCKET HEAD CONCRETE/MASONRY SCREW WITH COUNTERSUNK HEAD. THREADED. OF STEEL WITH ZINC PLATED FINISH. 7.5MM DIAMETER. AVAILABLE IN VARIOUS LENGTHS. USED FOR FIXING DOOR AND WINDOW FRAMES TO VARIOUS FORMS OF MASONRY.

CLASSIFICATION IS DETERMINED IN ACCORDANCE WITH GIRS 1 AND 6. CN CODE 73181569 THREADED ARTICLES OTHER THAN COACH SCREWS OR SCREW HOOKS/RINGS, EXCEEDING 6MM, HEXAGON SOCKET HEAD SCREWS, OTHER THAN OF STAINLESS STEEL, OTHER THAN SELF LOCKING.