... flat head peek screw: 1.Toughness,rigidity; 2.Heat(285C),chemical,water,wear,shock,fatigue,radiation resistance. 1. Customize high-quality PEEK screw,PEEK bolt,PEEK nut,PEEK spacer,PEEK gear,PEEK bearing,PEEK ... bushing,PEEK insulator,PEEK medical part,PEEK electronic part,etc, by ...