In diamond tools, diamond grinding puck refers to the round type diamond grinding plate. The standard sizes are 76mm, 83mm, and 100mm. With different types of connections, it can fit different brands of floor grinders, like redi lock connection, pin connection, etc.. The following are some common connection types of the diamond grinding puck. This husqvarna grinding puck is redi lock type and fit husqvarna floor grinders. It has 10 triangular type diamond segments with a round edge, and the diameter is 83mm. Different bonds fit different hardness of concrete. Sunny Superhard Tools provides you with the excellent diamond formula to boost your grinding project. This redi lock grinding puck is with high quality and competitive price. We optimized the welding technology for this grinding puck, for enhancing the welding strength. At the same time, it also increases productivity and reduces cost. Optional Specifications Optional Diamond Grit 6#, 16#, 36#, 60#, 80#, 120#, 180#, 220# Optional Metal Bond extremely soft, very soft, soft, medium soft, hard, and very hard Optional Packaging 3 pieces per box Optional Painting Color High light or Matt, common colors are: orange, yellow, red, black, purple and blue Other services OEM/ODM service is available, such as logo engraving(free), painting color(free), and etc. SYF-D11