#6A x 1" One-Way Security Sheet Metal Screw - Round Head - 18-8 Stainless Steel - Pkg of 100

1/4-20X3/4 Six Lobe Flat Floor Board Screw Type F Black Phosphate. 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. Flat head screws are used when protrusion of the fastener above the mating surface is unacceptable. Typically 100 degree flat or for fastening softer materials, 82 degrees flat.

1/4-20X2 1/2 Six Lobe Flat Floor Board Screw Type F Black Phosphate. 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. Flat head screws are used when protrusion of the fastener above the mating surface is unacceptable. Typically 100 degree flat or for fastening softer materials, 82 degrees flat.

T-27 Shoulder Screw with Pin, #10-24 x 3/4", Stainless Steel. Use With Barrel Nut To Offer A Tamper-Proof Hardware Installation. Secure With A T-27 Six Lobe Driver Bit With Security Pin Opening. Poly Bag Of 100. Use with Accurate, All American, Ampco, American Sanitary, Bobrick, Fiat, Flush Metal, Global, General, Metpar, Mills Manufacturers.

0X3/16 Round Head Type U Drive Screw Black Oxide. Drive screw Type-U fasteners permanently fasten metals and plastics, when forced into the work piece using pressure. Round head screws are sometimes perferred over a pan head for its smooth surface and appearance.

T-27 Shoulder Screw with Pin, #10-24 x 1/2", Stainless Steel. Use With Barrel Nut To Offer A Tamper-Proof Hardware Installation. Secure With A T-27 Six Lobe Driver Bit With Security Pin Opening. Poly Bag Of 100. Use with Accurate, All American, Ampco, American Sanitary, Bobrick, Fiat, Flush Metal, Global, General, Metpar, Mills Manufacturers.