5/16"-18 X 4-1/2" Machine Screws | Flat Head | Slotted Drive | Steel Zinc Plated (200/Pkg.) Spike Anchor Material and finish: 18/8 stainless

Material and finish: 18/8 stainless steel with black oxide coating

Designed for durability in demanding environments

The combination of a flange head with a serrated hex washer provides even load distribution and anti-rotation locking

Thread: M5 × 0

5/16"-18 X 4-1/2" Machine Screws | Flat Head | Slotted Drive | Steel Zinc Plated (200/Pkg.) Spike Anchor Material and finish: 18/8 stainlessEngineered for secure, lasting fastening in metal assemblies, these machine screws are slotted, steel, and zinc plated for corrosion resistance. The 5 16 18 x 4 1 2 size delivers strong engagement in a variety of equipment, panels, and enclosures. Size: 5 16 18 x 4 1 2 in Drive Type: Slotted Material: Steel Finish: Zinc plating for corrosion resistance Applications: Suitable for metal to metal fastening in machinery, electrical enclosures, automotive