The new STIHL Pruner, Axe and Tool Sharpener is an essential accessory for homeowners and professionals alike who strive for sharp tools and crisp landscapes. With a tungsten carbide blade and a high-impact nylon handle, this versatile tool sharpens all of our STIHL Precision Series„ hand pruners, loppers, axes, and hatchets without disassembling the tools. Sharper blades can save you time and energy while extending the life of your hand tools. This unique STIHL accessory features a limited lifetime warranty and is designed to sharpen both single-edge and dual-edge blades as well as the RMA 370 mower blades.