Torx w/Pin Tamper Proof Security Flat Cap Machine 18-8 Stainless Steel - 5/16-18 x 2-1/2 (T-40) Qty-25$$Hardware

Stainless Steel Security Screws featuring a Torx drive with a central pin to prevent tampering after the installation Difficult, if not impossible to remove without a matching Torx bit Corrosion and Rust Resistant 18-8 Stainless Steel - Durable and safe for exposure to the elements Countersunk, flat head runs flush with installation surface Does Not Include Matching Insert BitYou may also like Stainless Steel Standoff 1/2 Inch Diameter x 4 Inch Barrel Length Brushed Finish for PVC, Glass and Sign Stand Off Wall Anchors and Screws 48 Piece Small Store Pack.