In the carpentry industry, smoothing a wooden surface is a common job. So a sander will be an indispensable support tool. It helps sanding and polishing the wooden surface become easier, faster and more aesthetic, saving a lot of time for the worker. Based on that need, I created for myself a great sander. Hope it will be useful for you. In addition, you can learn more great tips from homemade items, crafts, inventions, DIY creative ideas, tips and secrets in manufacturing when coming to my KN_DIY channel. Thank you for watching, please subscribe to the channel to support me.