... Nut ,titanium Screw,washer Titanium & Titanium Alloy FastenerProduct Types:1.Ti Bolts & Screws: Hexagon head bolts,T-head bolts,Cup head nid bolts,Flat ... countersunk bolts,Double end studs,Self tapping screw.2.Ti Nuts ... .3.Ti Rivets: Flat head rivet,Round head rivets,Headless rivets.4.Ti Washers: Flat Washer,Split WasherGrades:TA1,TA2,TC4 ...