Feature 11" x 7" DD 13" x 11" DD 16" x 14" DD Coil Size 11in x 7in (28cm x 18cm) 13in x 11in (33cm x 28cm) 16in x 14in (41cm x 36cm) Coil Type Double-D with Focused Core Double-D with Focused Core Double-D with Focused Core Coil Shape Semi-elliptical Semi-elliptical Semi-elliptical Waterproof Yes Yes Yes Best For Trashy patches

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Use Environment: Beach

Professional Rock Polishing Kit excalibur-1000 Feature 11" x 7" DDThe Tumble Vibe 10 is a favorite among professionals, praised for its long lasting performance and straightforward operation. Paired with a sturdy bowl and the GSH 2 Stone Finishing Kit, it delivers everything you need for effective gemstone finishing in one convenient package. The included four step grit system ensures a professional grade polish: Silicon Carbide (100 120) Rough grind Silicon Carbide (700F) Fine grind Iolox 50 Pre polish Raybrite TL