8-18 x 2 3/8 Phillips Bugle Head Full Thread Self Drilling Drywall Screw Black Phosphate XSSTI The K lock design features

The K lock design features a unique insert that prevents the nut from loosening under vibration and dynamic loads

it provides maximum holding power in wood and other soft materials

It is commonly used in industrial and commercial applications for fastening and securing components

The 3/8 x 1 Hex Lag Screw Zinc Gimlet Point is a versatile and durable fastener designed for heavy-duty applications

8-18 x 2 3/8 Phillips Bugle Head Full Thread Self Drilling Drywall Screw Black Phosphate XSSTI The K lock design featuresThese 8 18 x 2 3 8 Phillips bugle head full thread self drilling drywall screws are designed for fast and easy installation into drywall. The sharp point and aggressive threads allow the screws to penetrate drywall without pre drilling, saving time and effort. The black phosphate finish provides corrosion resistance and a clean, professional appearance. These screws are ideal for hanging pictures, mirrors, shelves, and other lightweight objects on