Grade 5 Serrated Hex Flange Bolts Zinc Plated Five Sixteenth Inch By Two And A Quarter Inch 1000 Pack Beefy Heavy Duty Fasteners For Wood Metal And Plastic Projects Built To Last

Grade 5 Serrated Hex Flange Bolts, Zinc-Plated 2-1/4 in
✔️ 5/16 x 2-1/4 in (7.94 x 57.15 mm), Grade 5 serrated flange bolts, 1000 pcs

These zinc-plated Grade 5 serrated hex flange bolts are built for dependable fastening across wood, metal, and plastic projects. They’re commonly used in building, maintenance, and professional DIY tasks where a secure, flush-mount head is needed.

✅ Size: 5/16 x 2-1/4 in (7.94 x 57.15 mm)
✅ Pack: 1000 pcs
✅ Finish: Zinc-plated for rust resistance
✅ Head: Serrated hex flange for flush seating

💡 What is a hex flange bolt with serrations used for in everyday mechanical builds?

These handy fasteners are used for secure, flush-mount connections in a variety of projects.

- Strong fastening for wood, metal, and plastic
- Serrated under-head bite helps prevent loosening in vibration
- Zinc-plated finish resists rust in indoor/outdoor use
- Available in bulk packs like 1000 pcs✝️