Made in USA - Button Socket Cap Screw: 5/16-24 x 3/4, Alloy Steel, Black Oxide Coated - 70680822 - MSC Industrial Supply
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Hardware Specialty 5/16-24 X 1 Long Socket Head Cap Screw
Commonly referred to as allen bolts, button heads, or socket head screws Domed head with a flat bottom that protrudes above the installation surface
![](https://m.media-amazon.com/images/I/51BTIP1RN3L.jpg)
Black Oxide Stainless Steel Button Head Socket Cap Screws #10-24 x 5/16 Qty 250
![](https://cdn.mscdirect.com/global/images/ProductImages/0563005-24.jpg)
Made in USA - Button Socket Cap Screw: 1/4-20 x 1/2, Alloy Steel
A button head socket cap screw is a type of cap screw with a cylindrical head and hexagonal drive hole. These screws are most commonly driven with an
![](https://m.media-amazon.com/images/I/41%2BEZIIMr7L._SR600%2C315_PIWhiteStrip%2CBottomLeft%2C0%2C35_SCLZZZZZZZ_FMpng_BG255%2C255%2C255.jpg)
Black Oxide Stainless Steel Button Head Socket Cap Screws #10-24 x 5/16 Qty 250
![](https://cdn.mscdirect.com/global/images/ProductImages/6058716-24.jpg)
MSC Industrial Supply
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Made in USA - Button Socket Cap Screw: 5/16-18 x 1/2, Alloy Steel
![](https://cdn.mscdirect.com/global/images/ProductImages/7988987-24.jpg)
Made in USA - Button Socket Cap Screw: 1/4-20 x 1/2, Alloy Steel
![](https://cdn.mscdirect.com/global/images/ProductImages/6711384-23.jpg)
Socket Cap Screws - MSC Industrial Supply
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Machine Screws - MSC Industrial Supply