The Rubi Viper-TVR Superpro Diamond Blade is probably one of the hardest working, most durable and possibly the most pinsharp diamond blade on the market. The TURBO VIPER - TVR diamond blade is recommended for the dry cutting of hard materials such as granite, rustic stoneware, clinker, refractories, slate and of course, porcelain stoneware. The specific design of the RUBI TVR diamond blade diamond band provides the professional user with greater speed and resistance in cutting the hardest materials, without sacrificing the quality of the finish. This unique diamond blade combines all the good things about a TURBO blade, with the benefits of a specially designed diamond band to reduce cutting stresses and improve finish quality. The central reinforcement in the steel core of the TVR SUPERPRO diamond blade gives it greater resistance to bending. Like the vast majority of its diamond blades, RUBI uses laser technology to bond the diamond band to the blades steel core on the TVR SUPERPRO diamond blade. Laser welding is the best guarantee of quality and safety in the production of diamond discs.