One benefit McMaster gets is that they have so much stuff that they tend to be the first place you think of when you need some random item. A couple years back

One benefit McMaster gets is that they have so much stuff that they tend to be the first place you think of when you need some random item. A couple years back I had to build a prototype machine that would inspect wells and I needed 4" diameter clear PVC pipe. Went to McMaster, and of course it was there :-)