What is it made of and what is the typical wall thickness of this amazing auger?
Also, what is the minimum capillary diameter through which blood could be sucked?
UPDATE 2 I checked the IIS settings and "enable content expiration" was set on any of my folders.
Unchecking that setting was a common suggestion for fixing this problem.
An earlier questioner asked how metal blades in wet shavers lost their sharpness so easily on human hair.
One answer said that alternating blades in a razor made each one last longer than if left in place until they became blunt.
The cream product I use to cure it works very well, but its active ingredient appears to be urea.