Use this kit to upgrade your existing soft-stone lapidary kit to a hard-stone Lapidary Kit. This will give you added polishing ability for harder stones up to 9 on the Mohs scale such as: agate, quartz, sapphire, ruby, etc. Also works great for removing scratches from Watch Crystals, Waterford Crystal, etc.
All necessary Abrasives, Backpads and Cushion Pads are included.
- 4 Backpads
- 4 Cushion Pads
- 1 x 3,000 Grit 3M Premium Diamond Abrasive
- 1 x 8,000 Grit 3M Premium Diamond Abrasive
- 1 x 50,000 Grit 3M Premium Diamond Abrasive
- 2 x 100,000 Grit 3M Cerium Oxide Abrasive (0.25 Micron grade)
they work a treat but is on the expensive side for thin piece of disc the plastic is very tough which is great should include the cushion on the plastic disc