Mohs' Hardness Test Kit for Industrial Applications
from $130.00
Saladulce Mohs Hardness Test Kit Mohs Hardness Picks 5 Pack Mohs Hardness Tester Industrial Mineral Identification Kit Gem Jade Jewelry 5-9 Scratch Tester
from $104.99
ToolUSA Gold & Silver Testing Keys Set | Determine 10k, 14k, 18k Gold & Silver Purity | Essential for Standard Scratch Test
from $49.95
Pencil Hardness Tester Coating Film Scratch Tester Kit with 13 Pcs Pencils 500/750/1000g Weights for Abrasion, Scratch Resistance Test, Coating Hardness Testing Device
from $79.00
United Scientificâ„¢ White Streak Plates, Geology Tools, Streak Plates for Minerals, Mineral Test Kit, Rock Test, Hardness Test Kit, Science School Lab Supplies & Consumables, Scratch Plates
from $4.65 ($0.46 / Count)
Gold Silver Jewelry Tester Appraisal Kit 10K 14K 18K 22K 24K Platinum Palladium Test Precious Metals 999 925 Scrap
from $29.99
JSP 10k 14k Gold Jewelry Test Solution & Scratch Testing Stone USA
from $14.97
Testing Stone for Gold, Precious Metal Test Acid Silver Jewelry Tester Scratch Value Purity Scrap Platinum Detecting Tool Goldsmithing Tools Portable Making Detection Solutions Stones Coins Antique
from $6.99
Set of 4 Gold Silver Platinum Jewelry Tester Scratch Streak Stones to use with Acid Test Kits 10K 14K 18K 22K 24K Minerals Precious Metals Detector
$15.97
from $15.85
Gold and Silver Jewelry Testing Solutions Kit 10k 14k 18k 22k 24k Scratch Stone Acid Test Scrap Bars Coins
from $24.96
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