Zenport Pruner Blade QZ431-B Replacement Anvil Cutting Blade for Zenport QZ431 Classic Professional Pruner. Zenport QZ431 Classic Manual Pruning Shears have a comfortable, light, sturdy handle made of forged aluminum. The blade is made of high-quality hardened steel, which allows clean, precise cuts. The Classic Pruner is easily adjustable. Hand and wrist protection and optimization of the force exerted are provided by the anvil blade, the ideal shape of the handles, and the cushion-shock absorber - non-slip coating