1/4" Flat Head Square Self-Drilling Screws (#3 Point), Hardened 410 Stainless Steel (Bulk) Size_1"-8 NE (Standard Height) Locknuts: Sizes:

NE (Standard Height) Locknuts: Sizes: 1/4"-20 to 1-1/2"-12

Compliance with Standards: Meets ASTM F436 specifications for structural washers

and heavy structural applications

Bulk 3/8"-7 Hex Lag Screws Stainless Steel 316 (A4)

1/4" Flat Head Square Self-Drilling Screws (#3 Point), Hardened 410 Stainless Steel (Bulk) Size_1"-8 NE (Standard Height) Locknuts: Sizes:1 4" 14 Flat Head Square Self Drilling Screws (#3 Point) Hardened 410 Stainless Steel Bulk Metal Fastening Solutions Optimize your fastening needs with 1 4" 14 Flat Head Square Self Drilling Screws, designed with a #3 BSD point to drill effortlessly into thicker metal surfaces without pre drilling. Constructed from hardened 410 stainless steel, these screws provide exceptional tensile strength and moderate corrosion resistance, perfect for HVAC,