Features 1. 【MULTIFUNCTIONAL】: A professionally manufactured polishing disc, used with special adhesives, widely suitable for rough polishing, smooth grinding, fine grinding, polishing, material processing, etc. 2. 【FLEXIBLE】: 50, 100, 150, 300, 500, 800, 1000, 1500, 2000, 3000 grain sizes are available, diameter: 100mm / 4", thickness: 4mm,to meet the needs of different projects. 3. 【USE】: Standard specification, the water grinding disc has smooth lines, easy to hold safely in the hand, ergonomically designed, and the polishing disc can be easily installed and quickly disassembled. 4. 【APPLICATION】: With strong practicability, these diamond polishing pads are very suitable for the processing of stone, glass, ceramics, crystal, ceramic stone, concrete, granite, marble, etc., or the renovation of artificial stone floors and stairs. 5. 【HIGH QUALITY】: Made of high-quality diamond powder impregnated resin, the polishing water grinder has strong grinding force, the stone does not leave color after polishing, the smoothness is high, the polishing is fast, the flatness is good, and it supports long-term grinding operations. Description: This grinding disc uses diamond as abrasion and combined with composite material. There is sticky cloth on the back to stick on, easy and convenient. Specifications: Diameter: 100mm / 4" Thickness: 4mm Granularity: 50/100/150/300/500/800/1000/1500/2000/3000(optional) Used for: 1, Processing of artificial stone, granite, marble, etc. 2, Refurbishment of ground or stairs which are made of granite, marble or artificial stone. Package includes: 1 x Grinding Disc Note : 1. Please allow 1-m error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. Package List