Wilkinson Sword razorcut comfort anvil pruner has lightweight design with a comfortable soft grip panel and simple squeeze action. They include a nylon anvil and sap groove high quality SK5 Japanese steel blades. Cast aluminium handles provide light weight and extra strength, while the large rubber buffers absorb shock. There is an easy open `squeeze me` mechanism. A central catch allows for easy locking - just squeeze the handles and move the catch forward to lock.Cutting diameter: 20mm. Wilkinson Sword provide a 10 year guarantee.