Experience advanced mechanics and ergonomics with a new generation of cutting tools that deliver more strength， comfort and control. PowerArc Shears boast intelligently curved blades that alter the angle between blades to give you over 30% more power， especially during the toughest part of the cut. Heavy-duty coined stainless steel blades help prevent blade separation. A serrated edge， extended tang and bolted joint improve control and durability. An ergonomic handle with Softgrip and strategic texturing enhances comfort.