moves all signsof joints betAveen the boards, grain, etc., on the con-crete. As shown in the photograph, the ax is a doublebit ax, and the steel blades are bolted to the casting towhich the handle is inserted. The blades are removedwhen dull, and are sharpened either with a file orwith an emery… … Fig. 58—RANSOME CONCRETE ROLLERFor Floors and Sidewalks. 98
Ransome Concrete Machinery Co. -- Catalogs. Concrete construction -- Equipment and supplies
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