I bought this instead of digital calipers for $10 because I felt there was less error and I could use it occasionally and sporadically. must be measured with a caliper. Yes, I shouldn't have ruled out much because of the price, but it's terrible. It can break quickly with a cheap digital caliper, but you can at least use it a few times before it dies. The thing is basically useless. I'll list the reasons, even for $13 it's complete bullshit.1. One of the main reasons I bought this instead of a…