Bulk 5/16"-18 Slotted Indented Hex Washer Thread Cutting Screw Type 23 – Full Thread Zinc-Bake Length:1500 Qty - 5/16-18 x 3/4" These fully threaded flat head

These fully threaded flat head screws feature an undercut design that allows for longer thread engagement in limited space — perfect for applications where full head height isn't possible but strength is essential

Upgrade your projects with our high-quality 1/4"-20 Stainless Steel 316 Button Socket Cap Screws

000 psi and yield strength of 162

✔️ Ideal for heavy-duty industrial applications

this drive style delivers high torque with a built-in washer—no separate hardware required

Bulk 5/16"-18 Slotted Indented Hex Washer Thread Cutting Screw Type 23 – Full Thread Zinc-Bake Length:1500 Qty - 5/16-18 x 3/4" These fully threaded flat headMonster Overview: Create strong, flush joints in channel, framing, and sheet with 5 16 18 Slotted Indented Hex Washer Head Thread Cutting Screws, Type 23, Bright Zinc Bake. The head combines a rugged across flats hex for high torque driving with a full width straight slot for flat blade access in tight clearances. A Type 23 triangular chip relief pocket at the tip ejects swarf while tapping lowering drive torque and leaving crisp internal threads in