... standard. Material: Titanium, Titanium alloy Standard: Make acc to DIN, ISO, ANSI, BS standard. Socket head cap screws , ... Socket flat countersunk head screws DIN 912DIN 933DIN 934DIN 7991DIN 6921DIN 916DIN 913ISO 7380 DIN 7984Titanium screw performs as a ... . Titanium standard parts and non standard parts, ISO, GB, DIN, ANSI, products include titanium screws, titanium nuts, titanium fasteners, ...