Deluxe Hardness Pick Set

Price: $84.95

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This set includes 8 points of durable metals of Moh's hardness 2 through 9, a grindstone to keep the points sharp, a magnet to detect magnetic rock, a compact wood case and complete instructions. Determining the hardness of minerals on the Moh's scale is essential to mineral identification. A streak plate is included for streak color test.