10-16 x 1 1/4 Unslotted Indented Hex Washer Full Thread Self Drill Screw 410 Stainless Steel 13NCUP The ribbed design provides excellent

The ribbed design provides excellent grip and prevents the rivet nut from spinning in the hole

Introducing the 1/4 x 2 1/4 Phillips Flat Concrete Screw With Drill Bit Blue Perma Seal

which means that it has a recessed cross-shaped drive

while the 1-inch outer diameter provides ample surface area for load distribution

even if the materials are of different thicknesses

10-16 x 1 1/4 Unslotted Indented Hex Washer Full Thread Self Drill Screw 410 Stainless Steel 13NCUP The ribbed design provides excellentThese 10 16 x 1 1 4 inch unslotted indented hex washer full thread self drill screws are made of 410 stainless steel. They have a hex washer head with an indented drive, and they are self drilling, which means they can be driven directly into metal without the need for a pilot hole. These screws are ideal for use in a variety of applications, including metal roofing, siding, and framing. They are also corrosion resistant, making them suitable for use