GR2, GR5 Titanium screw, bolt and nuts,washers, From M1 to M42*L Material: GR2, GR5 Standard: DIN912, DIN933, DIN84, DIN85, DIN963, DIN7991, DIN6912, DIN931, ISO7380, GB, JIS etc. A. mini titanium screw / bolt and nuts: DIN 912, DIN963, DIN7991, ISO7380 etc.  Spec (mm):M1, M1.4; M2; M2.5; M3; M3.5; M4 Length: As per customers required length and DIN or ISO standard  B. Usual titanium screws/bolt and nuts: M4 to M42 or bigger  C. Thread rod: M2 to M24 of length 1000mm D.We can produce according to customers' drawings and special requirement.