A variety of SS Dairy & Sanitary Tube Fittings are produced and supplied by Bu-LOK. It is a one of the leading and most prominent manufacturers, traders, and suppliers of stainless steels. A variety of SS Dairy & Sanitary Tube Fittings are produced and supplied by Bu-LOK. It is a one of the leading and most prominent manufacturers, traders, and suppliers of stainless steels.Bu-LOK is one of the most recognized Manufacturers & exporters of stainless steel pipe fittings, flange fitting pipes, and alloy steel pipe fittings materials.