5/16-18 x 2 1/4 Six Lobe Pan Thread Cutting Screw Type F Fully Threaded Zinc 8-8 they provide a secure hold

they provide a secure hold in various materials

The split washers are designed to prevent loosening of the screws or bolts they are used with

The Phil Pan head with an internal washer creates a flush and professional-looking finish

The zinc plating provides corrosion resistance and a clean

10-24 x 1/2 Slotted Indented Hex Washer Thread Cutting Screw Type 23 Fully Threaded Zinc

5/16-18 x 2 1/4 Six Lobe Pan Thread Cutting Screw Type F Fully Threaded Zinc 8-8 they provide a secure hold5 16 18 x 2 1 4 Six Lobe Pan Thread Cutting Screw Type F Fully Threaded Zinc: **Size:** 5 16 18 x 2 1 4 inches **Thread Type:** Six Lobe Pan Thread Cutting **Drive Type:** Phillips **Head Style:** Pan **Material:** Zinc **Finish:** Bright **Thread Length:** Fully Threaded **Quantity:** Sold in boxes of 100 screws **Applications:** Ideal for use in metal, plastic, and wood applications where a strong hold is required. Commonly used in automotive,