Plum blossom head: Refers to the driving method of the screw is an inner hexagonal star-shaped hole.The name of this design is “hexagon socket with flowers”, and we usually call it “plum blossom head” or “star head”.

Flange surface: Refers to the support surface of the screw.At the bottom of the screw head, there is an integrated washer structure that is wider than the head itself. This part is called the “flange”.

Titanium raw material

Spot

3D measuring instrument

Processing Machine