er,each half having one end turned at right angles. Tofasten the bolt into a sheet metal panel which is accessiblefrom the outside only, a round hole the size of the bolt ismade in the panel, the halves of the bolt are then put withtheir turned head portions together and the bolt is forcedthrough… … A split bolt for use in sheet metal body panels 604 AUTOMOTIVE INDUSTRIESTHE AVTOMOBILE March 17, 1921 Hardness and Its Relation to Ductilityand Fatigue Range The meaning of the term hardness is clearly explained, and various meth-ods of measuring this quality are discussed. The relation of…
Automobiles · Aeronautics
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