Especially useful in metal-to-metal or where heavy duty fastening is required. Machine screws are used in fastening nearly all types of hard materials.3/8"-16 Hex Head Cap Screw, Nylon, 1 in L, 8 PK Commonly used with flat or lockwashers..
Self-Drilling Screw, #14 x 1-1/4 in, Zinc Plated Steel Hex Head Hex Drive, 100 PK Ideal for any project involving light gauge sheet metal, awnings, door and window frames, gutters, sheds..
.Self-Drilling Screw, #14 x 1-1/4 in, Zinc Plated Steel Hex Head Hex Drive, 100 PK Ideal for any project involving light gauge sheet metal, awnings, door and window frames, gutters, sheds.