12PK Raw Red Sandstone, Sedimentary Rock Specimen - Approx. 1"- Geologist Selected & Hand Processed - Great for Science Classrooms - Eisco Labs 12 industrial Removable Clip and Lanyard Multiple industrial_Aug2024_update Style:6PCS-grit 1000 1200 1500 2000 2500 3000 Will not break easily B079G8GRDF
Platform notes & fabric story
Description
12PK Raw Red Sandstone, Sedimentary Rock Specimen Approx. 1" Geologist Selected & Hand Processed Great for Science Classrooms Eisco Labs 12 industrial Removable Clip and Lanyard Multiple industrial_Aug2024_update Style:6PCS grit 1000 1200 1500 2000 2500 3000 Will not break easily B079G8GRDF Removable Clip and Lanyard Multiple wearing options center the light source over the detector window read the useful curing power in mw cm2