Karl Fishcher gmbH
Berliner StraBe 18
Postfach 567
D-75105 Pforzheim Germany
They will send you their catalog plus an english translation -
The sandblasted finisher with out the sand is pm page 184 - and
callled Schleuderburste “Ideal”-
Also, a tip from Michael Good , anticlastic gold jewelry from
Maine - Artifex polishing disc that he cuts up and makes smaller
foredom disc are great on gold.
Joan