American Blacksmithing, toolsmiths' and steelworkers' manual . o shape as indicated by dot-ted lines with a thin splitting chisel which will givethe shape of the wrench. Now punch a small hole inthe wrench at d and cut out the part e as dotted the wrench is made where there is a machine shopthe teeth can be put in with a planer, but if made inan ordinary blacksmith shop the teeth will have to befiled in.^, The teeth can be put in one or both jaws, asmay be desired. Fig. 113 shows the completed wrenchwith teeth in one jaw. To harden, heat the jaw (having the teeth) enough toharden to d
American Blacksmithing, toolsmiths' and steelworkers' manual . o shape as indicated by dot-ted lines with a thin splitting chisel which will givethe shape of the wrench. Now punch a small hole inthe wrench at d and cut out the part e as dotted the wrench is made where there is a machine shopthe teeth can be put in with a planer, but if made inan ordinary blacksmith shop the teeth will have to befiled in.^, The teeth can be put in one or both jaws, asmay be desired. Fig. 113 shows the completed wrenchwith teeth in one jaw. To harden, heat the jaw (having the teeth) enough toharden to dotted line a, Fig. 113, then quench into thehardening bath to dotted line b, polish one side brightand draw the temper over the fire to a dark both jaws of the wrench have teeth it can behardened and tempered after the same method, but ifthe wrench has teeth in only one jaw, it is not neces-sary to harden or temper the jaw having no directions will apply to all kinds of alligator•wrenches or similar tool^f. 182 THE TWENTIETH CENTURY. Fig. 112. Showing how alliga-tor pipe wrench is made.
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Keywords: ., bo, bookauthorholmstrmjohngustaf, bookcentury1900, bookdecade1910
