6 x 5/16 Round Head Type U Drive Screw 18-8 Stainless Steel KPO The #12 Regular (medium) Split

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and it also helps to prevent the screws from loosening over time

These 10-24 x 5/8 Slotted Fillister Head Machine Screws are fully threaded and have a black oxide finish

Black Phosphate is a high-quality nut designed for use in automated assembly applications

6 x 5/16 Round Head Type U Drive Screw 18-8 Stainless Steel KPO The #12 Regular (medium) SplitThese 6 x 5 16 Round Head Type U Drive Screws are made of 18 8 stainless steel, which provides excellent corrosion resistance. They have a round head with a Phillips drive, and are designed for use in a variety of applications. The Type U drive has a rounded bottom that helps to prevent cam out, making them easy to install. These screws are also self tapping, which eliminates the need for pre drilling.