1/4"-20 X 3" Machine Screws | Round Head | Combination Drive | Steel Zinc Plated (100/Pkg.) Flange Bolts Neck: Square neck to prevent

Neck: Square neck to prevent turning

Substrate compatibility: Suitable for concrete

Installation efficiency: Nail-in anchor design enables fast

Head type: Flange with serrated hex washer

1/4"-20 X 3" Machine Screws | Round Head | Combination Drive | Steel Zinc Plated (100/Pkg.) Flange Bolts Neck: Square neck to preventEnhance your projects with our Machine Screws Combo Round Steel Zinc 1 4 20 x 3. These round head machine screws are crafted from durable steel and finished with a protective zinc coating for corrosion resistance. The 1 4 20 thread size and 3 inch length provide strong holding power for a wide range of assemblies, from metal to wood applications. Ideal for hardware, furniture, electronics enclosures, and maintenance tasks, this combo pack delivers