These Spear and Jackson Razorsharp Bypass Secateurs act like scissors, so are great to use on green or living stems as the bypass action will minimise bruising. The upper blade is constructed from SK5 carbon steel to provide lasting sharpness and has also been PTFE coated for rust resistance. The lower blade has also been coated in chrome for rust resistance. Cutting diameter: 15cm.Warning: Keep out of reach of children. Sharp blade. Spear and Jackson Spear & Jackson Razorsharp Advance Bypass Secateurs