The screw is precision machined from high-grade steel material. It has high strength and toughness. The screw is not easy to slipped The surface of our machine screws has undergone complex anti-oxidation treatment to make the screws beautiful, rust-proof, -resistant and long service life Environmental and toxic-free. can be widely used in all kinds of precision machinery, classified instruments, electronic products, household appliances, communication products, locks, lamps, lights, toys, etc. High quality bolt nuts and screw is ideal for repairs and replacement. Model Number:Six-Lobe Tamper Proof SCREW
 Security Screw Stainless Steel Torx  pan Head Tamper Proof Screws Bolt Fastening Parts