McMaster -Carr Supply Company is a private American supplier of hardware, tools, raw materials, industrial materials, and maintenance equipment. They function as a business-to-business company. [2] IBK ENGINEERS PVT. LTD. - Wholesaler, Distributor, Exporter, Manufacturer and Supplier of McMaster Carr Product based in Bengaluru, Karnataka, India. McMaster -Carr is the complete source for your plant with over 700,000 products. 98% of products ordered ship from stock and deliver same or next day. cMaster is Cefla Finishing's IoT software operating in the field of remote control from the machines.