Advance 1). We are 100% manufacturer 2). With Good workshop environment(under constant temperature all the year round) to ensure stable quality; 3). With Advanced tunnel kiln baking equipment, Continous production, short cycle, high quality: 4). High stability and high temperature resistance; 5). Reduce material loss, low noise and low dust; 6). High efficiency, good cutting sharpness, high durability, with long uselife; 7). Fast comprehensive after-sales service. Packing 1). Shrink package first, 2). Inner brown box/colour box or plastic box/ metal box for 4"~5" discs; 3). Stardand export brown carton or color box. 4).Shipping by sea from china-mainland port