... 933, DIN84,85, DIN96 4.OEM Service Medical Nitinol Skull cap screws/ Bone nailsMaterial: nitinol shape memory alloy, GR5 Gr7 ... , DIN7991, DIN6912, DIN931, ISO7380etc. We supply Bolt, Screw, and Nuts and thread rod of Titanium for medical implanted Products detailsA ... to customers' drawings. Titanium fasteners classification: 1. Hexagon socket head cap screw (DIN912) ,the diameter min M2 -max M36 2. ...