I needed to change a stubborn lawn mower blade this weekend. The bolt on the old one was frozen hard. That proved to be a challenge, but not an insurmountable one. I learned the secret of changing a blade without hurting myself, and without an impact wrench, even when the stubborn bolt doesn’t want to turn.
To remove and replace a lawn mower blade safely and easily, you need a length of 2×4 board long enough to stand on, a small plastic pan, the biggest socket wrench you can find, and a socket that matches the stuck bolt on your mower. If you don’t have a socket wrench or torque wrench, you can use a regular crescent wrench, but you want the biggest one you can find. Longer wrenches give more leverage, and you need lots of leverage to free a stuck bolt.Read More »Change a stubborn lawn mower blade safely and easily