These 2 notch concave trimming utility knife blades have many roofing, DIY and flooring uses. Superb value and quality from Silverline Tools.
Silverline 556732 Sk5 Steel Utility Blades, 10Pk Each 10
Reversible utility knife blades with heat-treated and hardened cutting point.
Straight Utility Knife Blades 10 Pack
Hardened steel scraper blades in plastic safety dispenser. For use with scrapers for the removal of dirt and grime. Compatible with Silverline Metal
Silverline (427668) Double-Sided Scraper Blades 10pk 0.2mm
Silverline - 48PCE DISPOSABLE SNAP OFF KNIFE (9MM) - 868579, Silverl
Knives, Blades & Sharpening - Tools & Equipment
Heavy Duty Utility Knife , Zinc Alloy Body Retractable Box Cutter, Self-Locking Safety Utility Knife,10 Extra Replacement Blade for Cartons Tape and Cord (Silver)
Heavy-duty utility knife blades for use with heavy-duty metal utility knife and plastic utility knife., Cosco Heavy-Duty Utility Knife Replacement
Cosco Heavy-Duty Utility Knife Blades 10/Pack 091470
Ideal where accuracy is paramount Concave blade for precision cuts on leather and marquetry Content: 5 pieces
Stanley 0-11-952 Concave Trimming blade 519 (5 Piece), Silver
SPEC OPS Utility Knife Blades (10-Pack) SPEC-K1-BLADE10 - The Home Depot
Cosco Heavy-Duty Utility Knife Blades 10/Pack 091470