On Saturday, July 12, 2014 8:53:34 AM UTC-7, Pete C. wrote:
Tom Gardner wrote:

I want to bid on a part for a floor washing brush.
...involves a taking a Derlin tube that's 1.040" OD x .75" ID x 4" long

Cut to length with a standard automatic bandsaw if you have one,
otherwise use a table saw with a jig

If you're getting 10,000 or more, ask the plastic supplier to
supply it in the lengths you want. For them, it's a
simple adjustment.