Bryce Fastener | Best High Security Fasteners - Anti Theft Security Bolts, Wood Security Screws, Vandal Resistant Nuts, Locking Bolts, & Tamper Proof Screws
Amazon.com: Aootf Black Anti Theft License Plate Screws- Stainless Steel Rustproof Security Bolts Fasteners for Front Rear Car Tag Mount- M6 (1/4") Locking Hardware, with Matte Caps Inserts Nuts, Rattle Proof Pad :
Source Tamper Proof Anti theft Screw And Nut Security Bolt Set on m.alibaba.com
14 x 1-1/2" Button Head Torx Security Sheet Metal Screws Stainless Steel Tamper Resistant, Qty 10 Number 14 Size x 1-1/2" Length by Fastenere - Walmart.com