Astro Pneumatic Replacement Blades, Serrated Edge, Made for Daily Work, Ready for Job Site and Shop Use, Replacement Blades for Clean Cuts on Drywall, Carpet, and Boxes

Astro Pneumatic Replacement Blades for Daily Work
✔️ Blade pack, 4" long, serrated edge, pro-grade build

These Astro Pneumatic replacement blades swap right into your knife so you're always cutting with a sharp edge. You'll see them in job sites, warehouses, and home toolboxes, and they're ready to work hard every day.

✅ Pack size: see listing for blade count
✅ Brand: Astro Pneumatic
✅ Size: 4"
✅ Feature: serrated edge
✅ Mfr part number: 17704

💡 Are carbide or ceramic blades worth it?
They cost more but stay sharp way longer.

• Carbide edges last many times longer than plain steel
• Ceramic blades won't rust and stay sharp
• Regular steel blades are cheap and easy to swap