Nitinol tubes of generations 1, 2 and 3 (HCF-SE, high cycle fatigue) to ASTM F2063 — outer surface ground, inner surface slurry-cleaned, tight tolerances for outer and wall diameter, diameter-to-wall ratios up to 100. Stent and heart valve quality XS from 0.06 to 25 mm outer diameter, catheter quality CQ from 0.20 to 1.50 mm. Applications: neuro, orthopaedics, braided stents, stents for aortic aneurysms.