#10A x 1-1/2" Tri-Wing Sheet Metal Screw - Opsit Truss Head - 18-8 Stainless Steel - Pkg of 100

#14 x 2" Security Sheet Metal Screw - Flat Phillips Head - 18-8 Stainless Steel - Pkg of 50 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.

#10AB x 1" Security Sheet Metal Screw - Button 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.

#14 x 1" Security Sheet Metal Screw - Pan Phillips 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. Traditional Phillips drive with tamper-resistant pin added for security. Easy to drive & remove with matching tool. Cannot be removed with Phillips Screwdriver.

#10A x 1/2" One-Way Sheet Metal Screw - Round 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. Popular design installs with standard screwdriver. Reverse side cammed out to prevent unauthorized removal.

1/2-13X1 1/4 Slotted Indented Hex Washer Thread Cutting Screw Type F Fully Threaded Zinc. Thread-Cutting Type-F threaded screws are used in heavy gauge sheet metal, aluminum, zinc and lead die castings, cast iron, brass and plastic. In stainless steel, material into which the screw is to cut threads should have a lower hardness by 10-20 Rockwell hardness. Indented hex washer head offers advantages of hex head, plus greater protection to mating surface.