12-24 x 1/2in Security Cap Screw - Undercut Flat Socket Head - 18-8 Stainless Steel - Pkg of 100. Matching driver bit required for installation and removal.Engineered for a high degree of tamper-resistance offering positive engaging, high torque transmission while resisting cam-out and tool wear.
8 x 12mm Security Machine Screw - Button Torx Head - 18-8 Stainless Steel - Pkg of 100. Torx pin-head offers a high degree of security & requires matching driver bit. M5 x 0.
Maximum torque transfer & positive tool engagement means easier drive installation with less pressure & slippage. #10AB x 1-1/4in Security Sheet Metal Screw - Flat Torx Head - 18-8 Stainless Steel - Pkg of 100.