United States Radiator Corporation · United States Radiator Corporation · leaf 172
These pipe cutters are equipped with patented notched edgewheel, which saves one-half the time and labor in cutting, on accountof their clearance. All wearing parts are well supported, with the pinsand wheels made of the best tool steel. Numbers two and threecutters have a tapped hole in bottom of… … The chain of the Duplex has a greater encircling contact with thepipe than is obtained by any other wrench. It releases and reversesitself instantly for turning either way by operation of the wrench,without adjustment; the jaws, chain and handle being so constructedas to insure proper distribution…
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