... ISO9001:2000 Hot-selling and best price screw A word trough screw and bolts Titanium and Titanium ... specifications: 1)Common Ground a, Bolt sizes:M3-M22*length b, Nut sizes:M3-M30 c, Standard:GB, ... DIN,ASME,BSW,UNC,JIS d, GRADE:Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr12 2)Difference: a ... ,Aircarft,Weapons etc. About factory: We are a main manufacturer specializing in titanium products for many ...