Hand Sander with tensioner

A hand sander with tensioner is a tool used for sanding and smoothing surfaces such as wood, metal, or plastic. The tensioner feature allows the user to adjust the tightness of the sandpaper on the sander, providing greater control and reducing the risk of the sandpaper slipping or tearing. Btw, the sandpaper size for this tool is design to 230*20mm, 230mm(9 inch) is standard sandpaper width, you can cut your sandpaper without causing waste. To make This, you need:Hex Head Screws-M3x16, x1Hex Head Screws-M3x10, x1Socket Head Cap Screws-M3x16, x1Thread Knurled Nuts-M3-(Outer diameter=4.5mm, length=5mm)