Quick Details: Item Number SYF-K08 Color Black Connection Type 5/8"-11 thread Segment Details 12 pcs arrow segments Working Condition Wet and Dry Diamond Grit 36#, 46#, 60# Application grinding concrete floor Applied Machine angle grinder, and floor grinder. Packing Details 1pc/box ((200*200*50mm)) Lead Time 7-15 days after order is confirmed. MOQ 5pcs With low diamond grit, arrow type concrete grinding disc is usually used for the coarse grinding of the concrete or coating removals. Every concrete is different. Sunny Superhard Tools supports you with various great bonds for grinding different hardness of concrete, such as the soft bond, medium bond, hard bond, and more. This 7 inch concrete grinding disc comes in 12 arrow type diamond segments and a regular steel body. The extremely soft bond (XSB) is used for grinding extremely hard concrete. Among all kinds of metal bonds, the technology of the XSB is the hardest. We are one of the professional concrete grinding disc manufacturers who master this technology. Sunny Superhard Tools provides you with different types of premium 180mm concrete grinding cup discs: This tool can be used for dry grinding or wet grinding. The advantages and disadvantages are as follows: Wet or Dry Advantage disadvantage Wet Grinding The water can cool the diamond cup wheel when working;So the diamond cup wheel has a little longer lifespan; Will create slurry and it is hard to be deal with Dry Grinding Won't create slurry Will sacrifice a little of lifespan; You need a vacuum cleaner Optional Specifications: Optional size 100mm, 115mm, 125mm, 150mm, 180mm, and 230mm Optional connection 22.23mm, M14, and 5/8"-11 Optional diamond grit 36#, 46#, 60# and others Optional bond type extremely soft, very soft, soft, medium soft, hard, and very hard SYF-K03-7SYF-K08