Cricket Centrix Roc-It Dog RT 5 Chip Cut ShearCricket Centrix Roc It Dog RT 5 Chip Cut Shear The convex blades are designed to provide smooth, effortless cutting by using the expert Centrix honing techniques. The offset handle provides a relaxed "open hand" grip for low stress cutting and improved cutting speed. Precision Cast Convex Blade: Designed to provide smooth, effortless cutting. Low Stress Offset Grip: Provides a relaxed "open hand" grip for low stress cutting and improved cutting speed.