Gasoline grass trimmer blade; Metal blade for grass cutters with high quality quenched processing. Shredder blades shred grass with L-shaped blades that shred and shred vertically, eliminating the need for 2 cutting steps. It also suppresses tangle of vines and long grass and is easy to handle after work. Specifications: Manufacturer: OREGON; Product Name: Shredder Blade, 2 Blades, 11.8 inches (300 mm), 0.2 inches (4.0 mm); Model Number: 295505-0; Number of Blades: 2 Diameter: 11.8 inches (300 mm); Thickness: 0.1 inches (25.4 mm) + 0 mm) Conversion ring â– Precautions for Use: â– Cannot be used with wooden trees. Use only for cutting grass and weeds. Please refrain from using this product as it is extremely dangerous if a grass trimmer does not have an exact mounting equipment. Not recommended battery operated (overload and regenerative power). Kick back may occur. The gear case may be damaged due to the impact of the kickback. The mounting screw screws may loosen due to the impact of the kickback. If you kick back, immediately stop the engine and check whether the shredder blade is damaged, and check for loose mounting screws and screws.