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Ships within 48 hours · Estimated delivery Sep 7 - Sep 12
controlled opening action
and a larger unmounted wheel for bench or machine mounting — this versatile stone suits a range of studio and production applications
5 x 9 in (292 x 229 mm) Grit Range 180–1200 Micron Range 80–9 µm Included Sheets 6 (one of each grit) What's Included
Avoid excessive heat and keep free of small particles or residue
040" (1 mm × 1 mm) square pieces — no cutting required
Presidium OTI All-In-One Diamond Tester Polishing Wheels & Rods controlled opening actionThe Presidium OTI All In One Diamond Tester combines dual optical and thermal testing technology into a single probe, delivering fast, reliable diamond authentication for professional jewelers and gemologists. This versatile instrument distinguishes natural diamonds from lab grown diamonds, moissanite, and common simulantsincluding glass, sapphire, and cubic zirconiawhether the stone is loose or mounted in any jewelry setting. With a resistive
