... DIN933 stock Titanium Bolts,Titanium Nuts,Titanium Washer,Titanium Fastener.1. Material:Titanium grade 1,Titanium grade 2,Titanium grade 5,Titanium grade 7,Titanium grade 92. ... use of Digital Vernier Callipers and a Thread Gauge to measure thread pitch.4.Material Test Report:Chemical ... TypesHead Type:Round,Pan,Hex,Flat,Button,Truss,Oval,Binding,Chese,Fillister,etc.Drive type:Slotted,Hex,Allen,Torx ...