hdd mount

Hello friends, I have an old case with 7-8 places for HDDs and I'm making it into a NAS. However I need this little plastic doohickey to mount the HDDs in, and there is not enough of them, so I'd like to buy/make more of them. I think the case is Coolermaster N300, but I couldn't identify the...

Hi there. I found some old HDD's while going through my parents storage and was wondering if there is a way to test the drives health and content without mounting it with a bracket or screws? Is it possible to just plug in the SATA cable and power supply cable and leave it on a flat surface or...