NUT, LOCK, TOP, HEX, 1-1/4 IN. X 7 (COARSE)THREAD, GRADE,C, ZINC PLATED, TOP THREAD SECTION IS DEFORMED TO CREATE TWO OR THREE LOCKING ZONES, START EASILY BY HAND, THEN MUST BE WRENCHED INTO FINAL POSITION. Manufacturer Part Number : 37282 FASTENAL ; MASONRY ANCHOR, TAPCON, 1/4 IN. D X 1-1/4 IN. L, SLOTTED HEX WASHER HEAD, TAPERED HI-LO THREADS TO CUT INTO MASONRY MATERIALS, ZINC STALGARD COATED OR CLIMASEAL COATED, REVERSIBLE AND REMOVEABLE. *TO BE PACKAGED IN UNITS OF 100 EACH* PER SENIOR ENGINEERS, THIS MASONRY ANCHOR MUST BE U.S. STEEL. Manufacturer Part Number : 1/4X020HXTPCON ASSOCIATED FASTENER ; LUBRICANT, TRUCK TIRE AND RIM, BEAD AND HUB RUST INHIBITOR. PREVENTS CORROSION CAUSED BY ELECTROLYSIS AS WELL AS CONVENTIONAL RUST. 4.5 POUND CONTAINER. Manufacturer Part Number : FL-4-1 FREYLUBE