Boride Stones Alternative

Recommended Boride Stones equivalents for use on most common tool steels. Results may vary depending on hardness of steel.

Designation Boride Gesswein Comments
EDM Polishing AM-8 EDM Blue EDM Blue will cut a little faster but will leave same finish.
AS-9 DRY STONE New stone in development from Gesswein
Orange EDM EDM EDM works very similar. Premium White can be used too.
Gold Diemaker Diemaker works very similar. Premium White can be used too.
General Purpose
(Aluminum Oxide)
AM-2 Diemaker Diemaker is very similar and leaves a softer finish.
Die Stone
AS-H
AM-K Oil Treated Oil Treated is similar. Premium White can also be used.
General Purpose
(Silicon Carbide)
CS Moldmaker Moldmaker Plus and Moldmaker is very similar.
CS-M
CS-HD
Specialty Polishing RASP Oil Treated Oil Treated is best match.
PC Diemaker Diemaker cuts as fast but leaves a softer finish.
AO Oil Treated
T2 General Purpose General Purpose is similar with a faster
breakdown.
T4 MMP Works well on aluminum and soft metals.
AB RA
TH General Purpose General Purpose is a very close match.
900-F Diemaker Diemaker will leave a finer finish.
Golden Star General Purpose
ROUGH OUT STONES Rough out