The Kraken PCB holder / vise and helping hands w/ 10 arms

After trying to print my own arms using PETG and PLA+ I decided to order two sets of [these arms (not an affiliate link)](http://a.co/40iURhv) for $13 and am super happy with the results.

I am using [this switch](http://a.co/6H4bmQA) and [these clips](http://a.co/eEPqBEO) (also, not affiliate links).

Pretty much any 3mm bolts will do as long as they're not too long. The switches I chose have holes that are the perfect size for threading 3m bolts from the top. The kit I have is [this one](h