In most cases, the diamond wire saw is unclosed when it's made, and we need to connect the 2 ports by a joint when using. While the endless diamond wire saw is different. It is a complete wire saw circle and has no joint. We know that the joint is a weak place of a diamond wire saw. The endless design can avoid this problem and providing higher performance. This 8.5mm endless diamond wire saw is fixed by plastic and used for profiling — great formulas for cutting different hardness of granite. High quality of imported steel wire ("DIEPA" brand from Italy) is used. The length can be customized according to your project and wire saw machines. Endless type of diamond wire saw for granite profiling. Outstanding 8.5mm wire saw beads for cutting granite smoothly and fast. High quality of imported steel wire is used. The length can be customized according to your project. The specifications of profiling wire saw (other sizes can be customized upon your requests): Item Number Beads Diameter Beads Numbers Fixed By Cutting Material Grade of Material Line Speed Cutting Speed Life mm pieces/meter m/s m²/h m²/meter GP85P GP90P 8.5 9 37 Plastic Granite Sandstone Soft Granite   25-30m/s   10-20m²/h  15-20m²/m Medium Hard Granite 25-30m/s 8-15m²/h  10-15m²/m Hard Granite   25-30m/s   7-10m²/h   7-10m²/m MP85P 8.5 37 Plastic Marble Soft Marble  30-40m/s  20-30m²/h  30-40m²/m Medium Hard Marble  30-40m/s  15-25m²/h  25-35m²/m Hard Marble  30-40m/s  10-20m²/h  15-30m²/m GP85P