Synergy Supplies
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Pencil Rayador tungsten Ref Iman 88cm
Tungsten carbide-tipped pencil for estimating the relative hardness of minerals; it also consists of a permanent magnet to establish magnetic minerals.
Grid Drawing Film 2mm MYLAR Paper Sheets Waterproof 11 "X 17" 50 Sheets Notepad
Mylar waterproof paper sheets for drawing and geological mapping.