5/16"-18 X 3" Machine Screws | Indented Hex Head | Slotted Drive | Steel Zinc Plated (500/Pkg.) Shims a flush 82-degree flat head

a flush 82-degree flat head

accurate holes with a 3-3/4 inch diameter

Upgrade your hardware stash with these durable machine screws and keep your projects running smoothly

Load distribution: Round head distributes load across a broader area

Substrate compatibility: suitable for solid concrete and masonry substrates

5/16"-18 X 3" Machine Screws | Indented Hex Head | Slotted Drive | Steel Zinc Plated (500/Pkg.) Shims a flush 82-degree flat headEngineered for durable metal to metal fastening, our Machine Screws Slotted Indented Hex Washer Zinc Plated 5 16 18 x 3 are designed to deliver a secure, corrosion resistant hold in enclosures, machinery, and equipment. With a slotted drive, indented hex washer head, and zinc plating, these screws offer dependable performance in demanding environments. Key Features Size Thread: 5 16 18 UNC Length: 3 inches Drive Type: Slotted Head Style: Indented Hex