This Knipex End Cutter gives high cutting force and capacity with less effort due to it's force transmission ratio. It's single joint is parallel with cutting blades to optimize cutting force. Cutter is made from oil tempered chrome vandium steel with blades induction hardened to 64HRC. can cut wire up to 1/4". These Nippers are ideal for trimming springs and flush cutting. They have 12 degree angles on cutter blades to prevent chipping.