5/16-18X1 1/2 7/16 A/F Unslotted Indented Hexwasher Serrated Self Drill Full Thread Zinc Bake 600pcs

Self-Drilling Screws are manufactured from cold-heading steel and feature a #2 drill point. The unique tip design allows them to drill, tap, and fasten metal to metal objects in one operation, without the need to pre-drill. This creates the optimal drill performance and thread forming experience. The most common applications are used on metal to metal, but they can also be used in a wide variety of other applications. IFI-113 and ASTM C954 cover the material and performance requirements for steel self-drilling screws. Features: Drill, Taps and Fastens in One Operation It is made up of ...

Weather Resistant Coated Tek 5 Self-Drilling Screws are manufactured from cold-heading steel and feature a #5 drill point. The unique tip design allows them to drill, tap, and fasten metal to metal objects in one operation, without the need to pre-drill. This creates the optimal drill performance and thread forming experience. These screws feature a unique finish that provides excellent corrosion resistance and lower tapping torque making them ideal for use in harsh environments. Features: Rust & Corrosion Protection It is made up of Carbon Steel Non-Walking Point 0.125" - 0.500" Drilling ...

Tek 5 Self-Drilling Screws are manufactured from cold-heading steel and feature a #5 drill point. The unique tip design allows them to drill, tap, and fasten metal to metal objects in one operation, without the need to pre-drill. This creates the optimal drill performance and thread forming experience. The most common applications are used on metal to metal, but they can also be used in a wide variety of other applications. Features: Drill, Taps and Fastens in One Operation It is made up of Carbon Steel

Teks roofing screws provide secure metal-to-wood fastening with strong holding power, without the need to pre-drill. Sharp self-piercing point is ideal for fastening corrugated roofing panels to wood structures. Self-sealing neoprene washer provides a waterproof seal and a premium finish provides exceptional corrosion resistance in harsh outdoor environments. Installs with a standard screwgun and a 1/4 in. hex drive bit.

Self-tapping screws provide secure metal to metal fastening with strong holding power without the need to pre-drill. Ideal for fastening thicker gauge metal to metal in applications such as heating, ventilation and air conditioning, electrical, overhead steel doors, hinges and latches.