Features: Use of high quality wire steel to stand up to tough applications. Abrasive Wire is a new kind of brush material which is always used to polish and grind. Wire is not easy to break, with long service life. Removal of rust and paint on wood and metal. Tool cleaning and polishing; rubber and plastic flash removal; rust and paint removal. Specifications: Function:Grinding Item Name:Antique Brushes Material:nylon silicon carbon Size:4inch 110mm Bristles thick-ness of silicon carbon:0.09inch back-up thread:M10 Color:red Grits:36#,46#,60#,80#,120#,240#,320#,500#,800#,1000# Quantity:1pc Application: Forprocessing and cleaning the for impurity of granite, marble, quartzite and concrete. Fit:Application for grinding and polishing production line,auto polishing machine, polishing machine and arc polishing machine etc. Package includes: 1Pc Nylon Brush Note: Transition: 1cm=10mm=0.39inch. Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Made from high-quality materials, our tools products are durable and affordable to meet your daily needs. Please check the product size and model before placing an order to ensure it is the product you need. When you encounter a problem, please contact us and we will help until the problem is perfectly solved. When you receive your product, whether you are satisfied or not, we want to hear your opinion. Every customer can enjoy free refund or exchange service for damaged/quality problem products.