... ,Double end studs,Self tapping screw.2.Ti Nuts: Hexagon nut,Wing nuts,Flat head nuts,Square nuts.3.Ti Rivets ... ,Round head rivets,Headless rivets.4.Ti Washers: Flat Washer,Split WasherGrades:TA1,TA2,TC4,TA9,TA10,Gr.1,Gr.2 ... power,metallurgy,chemical,medicine,military,textile,medicine and petroleum1)Bolt sizes:M2-M22Length2)Nut sizes:M2-M223)Washer sizes:M2-M224)Standard ...