£10.44 (£5.22 / count)
Amazon Basics Auto-Lock Zinc-Alloy Shell Utility Knife, 2 Pack with 20 Piece Extra SK5 Blades for Precision Cutting, Silver
£9.40 (£2.35 / count)
Merriway® BH01759 Retractable Handy Hobby Craft Utility Plastic Knife with Snap-Off Blades,Yellow,Large (Pack of 4)