Ken's Gems Supplies Inc.
#18, 2219 - 35th Ave NE,
Calgary,
Alberta
T2E 6W3
Canada
Tel: 1-403-291-2912
Fax: 1-403-291-2782
 

Hardness Pencil Kit #FMH-5		 
 

 
This kit use Mohs scale 5 to 9 to test the hardness of jewellery.

 

 
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Description Hardness Pencil Kit #FMH-5
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Ken's Gems Supplies Inc.
#18, 2219 - 35th Ave NE,  Calgary,   Alberta,  T2E 6W3   Canada
Tel: 1-403-291-2912   Fax: 1-403-291-2782