Originally Posted by LMBmikeZ

I can safely say that unless you pay a ridiculous amount for the drill bit then they are all pretty much the same .........garbage if and when used daily or professionally! Hobby wise they are good though

I worked as a machinist apprentice before I did my electrician ticket and there we had super expensive bits and other machinist precision tools, but those are used for CNC machines and or manual mills or lathes.

Since going into electrical I can see the difference in some of the tools