Customize PEEK plastic bolt 1.Light weight 2.Excellent resistance to heat-285C,chemical, ... screw,cross recessed flat head PEEK screw,hexagon head PEEK bolt,socket head cap PEEK screw, hexagon PEEK nut,PEEK washer ... /electronic component, 2.Semiconductor machinery components 3. Aerospace parts 4. Seals,Pump and valve components 5. Bearings and bushings (bearing grade ...