Sankholkar Industries Established in the year 1982 at Mumbai , Maharashtra , We “Sankholkar Industries” are a Sole Proprietorship based firm, engaged as the foremost Manufacturer and Trader of Bentonite Powder, Copper Grit, Copper Slag and much more. Our products are high in demand due to their premium quality, seamless finish, different patterns and affordable prices. Furthermore, we ensure to timely deliver these products to our clients, through this we have gained a huge clients base in the market.