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Sheet Drawing No. HILTI, Inc. Tulsa, Oklahoma USA (918) 252-6000 Date Scale FRONT VIEW A A SECTION A-A WL 4048b 1 of 2 1/8" = 1" Sep. 13, 2005 UL/cUL SYSTEM NO. W-L-4048 F-RATING = 1 OR 2-HR. T-RATING = 1/4-HR. WL4048b.091305 1 5 6 8 3 4 2 7