3M Replacement Blades, Made for Daily Work, Ready for Job Site and Shop Use, Built Tough for Everyday Use, Replacement Blades for Clean Cuts on Drywall, Carpet, and Boxes

3M Replacement Blades Built Tough for Pros and DIYers
✔️ Blade pack, made for daily use, tough job-ready build

These 3M replacement blades swap right into your knife so you're always cutting with a sharp edge. It's a handy pick for job sites, warehouses, and home toolboxes.

✅ Pack size: see listing for blade count
✅ Brand: 3M
✅ Mfr part number: TD3MM75B
✅ Tough build for shop and job site use

💡 How often should you change utility knife blades?
Swap blades as soon as they start dragging or tearing.

• Dull blades take more force, which makes slips more likely
• Drywall and roofing dull blades fast
• Bulk packs keep fresh blades close by