Full Description

Gives terms in English, German, French, Italian, Spanish and Russian as well as figures related to: screw threads; shapes of heads; forms of shank; screw and bolt ends; driving features; miscellaneou bolt and scrws; screw plugs; studs; headless, set, tapping, wood, threated cutting and forming screws; hexagon,square, triangle, coctagon, pentagon, bihexagonal, and othernuts; washers as well as split pinss.