Universal Adapter Kit Carbon Chainsaw Blades 9 Inch 20 Teeth with 3 Round Files Brush Cutter Edger Weeder

These 9" x 20T carbon steel round tooth trimmer blades and 9" x 36T carbide tipped trimmer blades have a 1 inch (25.4mm) hole in the center, which fits most straight shaft gas trimmers with a 1 inch (25.4mm) gear housing. There are two different adapters that can be used for other lawn mower models. The brush cutter kit and universal adapter for Husqvarna/ Stihl/ Ego/ Oregon/ Hitachi brands - It is also compatible with other brands, including Coocher brush cutters, Dewalt brush cutters and Forester brush cutter blades. The metal of the weeder blades is made of manganese steel, and the insert has high hardness and long service life. The cutting head is suitable for cutting branches, brush and shrubs.Do not let the blade hit stones or other solid objects, as this will cause it to become dull or even damaged. The trimmer head is very easy to install, just connect the trimmer head to the trimmer shaft, it can be quickly and easily assembled and disassembled.（Please follow the fourth picture to install） Two packs of different adapter kits: Blade adapter attachment maintenance washer The first kit contains 1 x thrust washer/ 1 x rider plate/ 2 x different size collar nut/ 1 x screwdriver/ 2pc x L-wrench/ 1pc x T-wrench/ 2pc x washer. The second kit: 1 x thrust plate protection washer / 1 x thrust washer / 1 x rider plate / 1 x lock nut / 2 x washer / 1 x glove.