10 Pcs 5/16-18 By 4 Inch Stainless Steel 304 Hex Socket Flat Head Cap Screws Bolts Kit For Quick Projects Countersunk Head 0.312 Inch Diameter 18 Threads Per Inch Thread Length About 3.8 Inches

10 Pcs 5/16-18 Stainless Hex Socket Flat Head Screws 4in
✔️ 5/16-18 x 4 in, flat countersunk head, 0.312 in dia, 18 TPI, 304 SS

This kit includes ten 5/16-18 by 4 inch hex socket flat head cap screws, plus a 3/16 inch hex key, all stored in a plastic storage case. It's great for quick projects in cabinetry, furniture builds, and metal framing where a flush finish and corrosion resistance matter.

✅ Thread size: 5/16-18 diameter 0.312 in (7.93 mm), length 4 in (101.60 mm)
✅ Head style: flat countersunk, countersunk angle 82 ± 2°; head dia 0.628 in (15.95 mm)
✅ Drive: hex socket, internal hex drive; hex size 3/16 in (4.76 mm)
✅ Material: stainless steel 304 for high strength and corrosion resistance
✅ Includes 1 hex key: chrome-vanadium steel, nickel plated
✅ Pack details: 10 screws + 1 hex key in plastic storage case

💡 What is a hex socket flat head screw commonly used for?

- Handy for flush mounting in cabinetry, panels, and equipment frames. - Stainless steel 304 offers corrosion resistance in moisture-prone spots. - Uses an internal hex drive; easy, handy installation with a 3/16 inch hex key.