East coast enterprisers ltd., being the flagship company of sarda brothers group, designs and manufactures a variety of types of magnetic equipments. East coast enterprisers ltd. Endows with different types of non magnetic tools. Being a part of that steel squares 90 are special magnetic tools which are the squares that are made of stainless steel material. They are ground and lapped for high accuracy. Steel squares 90 are used for measuring right angle during machining.
