You can specify level wound or bunch coils, pancake coils, exact straight
lengths, short cuts and fabricated parts, including bends, expansions,
flared or swaged parts, and National will deliver... on time and within
National will produce any size order from 100 pounds and up. We produce
tubing from 0.035" to 1.750", any temper, any form.
We also produce rectangles and other shaped tubing.