TM 9-243TYPES AND USESWOODWORKER'S CHISELSThere are two types of woodworkers chisels. Thesocket type has a blade and socket handle forged ofhigh carbon steel in a single casting. The woodenhandle is inserted into the socket. This type of chisel isused to cut and pare off wood. Generally socket-typechisels are used for heavier cutting when a hammer ormallet may be required for additional driving force.The tang-type chisel is forged in a single casting. Thehandle is drilled and inserted over the tang and rein-forced with a metal band. The tang-type chisels are alsoused to cut and pare wood. However, the driving forcerequired is hand pressure only.MACHINIST’S CHISELSMachinist’s chisels are designed to cut and shape coldmetal and are usually struck with a hammer. The flat orcold chisel is composed of hardened steel and has atapered cutting edge on one end and a flat base on theother end.The diamond point chisel has a solid point on one endand a flat base on the other end. It is used for drawingand cutting holes in flat stocks and to cut V-grooves.The cape chisel has a small solid point on one end and aflat base on the other end. It is used for cutting keywaysor slots in metal, and square corners.The roundnose chisel has a ground edge on one endand a flat base on the other end and an octagon-shapedstock. It is used to align drilled holes, cut channels, cutoil grooves and similar work.TRACK CHISELThe track chisel has a beveled point on one edge and aflat face on the other end. The cutting edge is 1-3/8inches wide; the overall length is 10-1/2 inches and itweighs 5-1/2 pounds. The track chisel is used with a22-inch sledge hammer to remove track bolts, boilerrivet heads and cut rail when a saw or cutting torch is notavailable.RIVET BUSTER CHISELThe rivet buster chisel has a single ground flat cuttingedge on one end and a flat face on the other end. Thecutting edge is about 3/4 inch wide and the overall lengthis about 9 inches. It is used for cutting off chassis rivetsand in other difficult places which cannot be reached byother chisels.26-2
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