Yeah I've found protolabs to be fairly expensive for this type of thing. Your best bet might be to find a shop who can laser cut them for you. I can check with my local shops if you would like.Got a quote from Protolabs. $150 per step for 50, lol. To be fair, they are a rapid prototype shop.
Sent from my SM-G930V using Tapatalk
Sent from my SM-G900V using Tapatalk