– 10pcs 9mm rust-proof blades – All the blades have 12 pre-cut sections that snap-off easily so that the blade remains sharp all the time – Extremely sharp to cut faster and safer all kinds of boxes, wallpapers, carpets, cardboard, vinyl, backer board and ropes easily – Triple cutting edge technology that’s sharp and easy to cut through almost any surface – Heat treated for strength and induction hardened for longevity up to 75% longer-lasting life. HRC: 63-65
