Spear & Jackson 6659BS Razorsharp Heavy Duty Secateurs The Spear and Jackson 6659BS razor-sharp secateurs come with SK5 steel blades which help provide long-lasting sharpness. The heavy-duty, forged aluminium handle construction also helps to add to the strength of these secateurs. The notched blade is ideal for cutting thicker stems and adjustable blade tensioning allows for a more precise cut. Features: Ergonomic Handle Rubber Shock Absorber Narrow or Wide Cutting Width Blade Locking Catch On Handle Notched Blade for Thicker Stems Sap Groove and Riveted Lower Blade Specification: Maximum Cutting Diameter: 20mm (3/4\")