These punched
aluminium combs offer the User a low cost method of measuring the
wet film thickness.
Being punched
from Aluminium, the Elcometer 112AL are not as accurate as the high
precision version;The Elcometer 112 &
3236 Hexagonal wet Film Combs.
Supplied in
a pack of 10 combs, which have Metric units (25 - 3000µm)
on one side and Imperial values (1 - 118 mils) on the reverse.