8-18 x 1/2 Unslot Indented Hex Washer Self Drilling Screw Full Thread Black Zinc M20 The ribbed exterior provides excellent

The ribbed exterior provides excellent grip and prevents rotation

Its compact size makes it suitable for various applications

Its metric thread size of M12-1

making it suitable for use in tight spaces or where frequent adjustments are required

they ensure a secure grip in wood

8-18 x 1/2 Unslot Indented Hex Washer Self Drilling Screw Full Thread Black Zinc M20 The ribbed exterior provides excellentThese 8 18 x 1 2" self drilling screws are designed for use in metal applications. They feature a full thread, which provides a strong hold, and an indented hex washer head, which allows for easy installation with a wrench or socket. The black zinc coating provides corrosion resistance and a sleek finish. These screws are ideal for use in a variety of applications, including metal framing, roofing, and HVAC.