This simple yet effective tool helps you sharpen dull drill bits using an electric wetstone grinder. This model comes in two versions, 118° and 135°, since there are two types of drills. 

Print the one you need using the different print profiles or downloading the STL files. 

Use this tool carefully, as misuse may lead to personal harm or tool malfunction.

* This model is significantly safer than angle grinder designs, ensuring secure operation. 
** It is extremely dangerous to put an angle grinder on its side without a proper fixture.