【80 Teeth Blade】Our 10" x 80T weed eater blades are specially designed with an increased number of teeth, using on the gas or electric trimmers (straight shaft trimmers only) with an arbor size of 1 inch (25.4mm) or 20mm. With their enhanced cutting ability, they make quick work of even the toughest weeds, reducing the amount of energy needed to tackle your lawn or garden. 【3 Teeth Blade】Our 10" x 3T brush cutter blades are made from superior quality carbon steel, ensuring durability and longevity. This 10" X 3 Teeth blade is use on straight shaft trimmers, cutters, or weed eaters with an arbor size of 1 inch (25.4mm) or 20mm. Furthermore, the double-sided design allows for easy flipping when one side becomes dull or blunt, making them even more convenient to use. 【Versatile Applications】The brush cutter blades mentioned here are compatible with S tihl, Hus qvarna, Oregon and Hitachi Lawn mower . These blades are an excellent choice for field clearing and various landscaping jobs. 【Application Guide】This weed eater blade kit is perfect for weeds, saplings, and twigs. Please avoid rocks, stones, steps and concrete for longer blade life. We suggest to wear glasses and a face shield if available. If you are not satisfied, please feel free to contact us, we will provide support every step of the way. 【Valued Package】You can get two sets of installation accessories, 15 part total. 10" x 3 Teeth Blade Adapter Attachment Kit: 1 x 10" x 3T blade, 1 x thrust washer, 1 x rider plate, 1 x Collar Nut, 1 x screwdriver, 2 x attached washers. 10" x 80 Teeth Blade Adapter Kit: 1 x 10" x 80T, 1 x thrust plate guard washer, 1 x thrust washer, 1 x rider plate, 1 x lock nut, 2 x attached washers. For your convenience in installation, we are also including a T-wrench as a bonus!

Specification:

1 x 10" 3T blade

1 x 10" 80T blade

1 x thrust washer

1 x rider plate

1 x Collar 

1 x screwdriver

1 x thrust plate guard washer

1 x thrust washer

1 x rider plate

1 x lock nut

1 x T-wrench

4 x attached washers

Compatible with S tihl weed eater FS36, FS40, FS44, FS55, FS55C, FS55R, FS55T, FS56, FS56C, FS56R, FS70, FS72, FS74, FS75, FS76, FS80, FS83, FS85, FS87, FS90, FS90R, FS94, FS100, FS110, FS110RX, FS120, FS130, FS200, FS240, FS250, FS260, FS460, FR85, FR85T, FR130T, FR220, FR350, FR450, FR480, FR410C, FR460TC, FSA90, FSA90R, FSE65, FS-KM.

Also compatible with following string trimmers(but not limited to) Hus qvarna 128LD 224L 324L, Oregon and Hitachi .

Easy Installation

This product has been designed in such a way that installation is hassle-free and requires minimal effort, no special tools or skills required, we have included all the installation tools you will need in the package. Our pictures provide clear instructions and guides to help you set up the product quickly and easily. With our easy installation process, you can save time and enjoy your new purchase in no time.

There are a few things to note:

1. Avoid rocks, stones, steps and concrete for longer blade life.

2. Wear glasses and a face shield, if available. Sawdust will fly at different angles, please take precautions before use.

3. The nut it comes with is left-handed, it must be turned counter clockwise to put it on.