I want to buy a 59-inch acme screw, how many units is that?

When ordering our ACME lead screws, you will enter the total length required in the quantity box. Note that it is sold in inches and the highest single length available is 78". We can cut any size to your specifications. If you require separate lengths, please order the total quality and then email us with your specific lengths desired. Email: customerservice@buildyourcnc.com (for length requests with purchased orders)