Always Sharp. Always Ready. Stock Up and Never Stop Cutting.
Keep your utility knife performing at its best with these 18mm SK5 metal replacement blades — 10 sharp blades per box, available in multi-box packs for maximum value. Compatible with standard 18mm utility knives, these high-quality SK5 steel snap-off blades are the go-to refill for household cutting, school projects, arts and crafts, and professional use.
✦ Why You'll Love Them
SK5 High-Carbon Steel — Premium SK5 steel delivers exceptional sharpness and edge retention. Cuts cleanly through paper, cardboard, tape, film, leather, and more without dulling quickly.
18mm Wide Blade — Standard 18mm width is compatible with most utility knives, box cutters, and snap-off knife handles on the market. A universal fit for your existing tools.
Snap-Off Design — When the cutting edge dulls, simply snap off the worn segment to reveal a fresh, razor-sharp tip. No tools required — always cutting at peak performance.
10 Blades Per Box — Each box contains 10 blades, giving you plenty of cutting power before needing to restock.
Bulk Pack Options — Available in 1-box (10 blades), 3-box (30 blades), 5-box (50 blades), and 10-box (100 blades) packs. Stock up and save for home, school, office, or workshop use.
Compatible With: Standard 18mm utility knives and box cutters
✦ What's Included
10, 30, 50, or 100 × 18mm SK5 Metal Snap-Off Replacement Blades (pack size of your choice)
✦ Perfect For
Households, students, artists, crafters, office workers, warehouse staff, contractors, and anyone who uses an 18mm utility knife regularly and wants a reliable, high-quality blade refill at great value.
Sharp blades. Bulk value. Never run out mid-cut again.
