5/16-18 x 2" One-Way Security Machine Screw - Round Head - 18-8 Stainless Steel - Pkg of 100

10-24 x 3/4" Security Machine Screw - Flat Torx Head - 18-8 Stainless Steel - Pkg of 100 Security fasteners provide an added level of security by their drive design that prevents removal with ordinary screw drivers. Maximum torque transfer & positive tool engagement means easier drive installation with less pressure & slippage. Torx® Pin-Head offers a high degree of security & requires matching driver bit.

Security fasteners provide an added level of security by their drive design that prevents removal with ordinary screw drivers. Maximum torque transfer & positive tool engagement means easier drive installation with less pressure & slippage. Requires matching driver bit. Flat Head screws install flush with metal surfaces or countersinks with softer materials for a clean appearance.

Security fasteners provide an added level of security by their drive design that prevents removal with ordinary screw drivers. Maximum torque transfer & positive tool engagement means easier drive installation with less pressure & slippage. Requires matching driver bit. Flat Head screws install flush with metal surfaces or countersinks with softer materials for a clean appearance.

Security fasteners provide an added level of security by their drive design that prevents removal with ordinary screw drivers. Maximum torque transfer & positive tool engagement means easier drive installation with less pressure & slippage. Requires matching driver bit. Button Head screws are typically used for general purposes with a lower crown & shallower recess than round head screws.

Security fasteners provide an added level of security by their drive design that prevents removal with ordinary screw drivers. Traditional Phillips drive with tamper-resistant pin added for security. Easy to drive & remove with matching tool. Cannot be removed with Phillips Screwdriver.