The set of our offered SS Frame Test Sieve is provided with the lid that is tightly closed to the test sieve. It is made with the high grade of raw materials that assures the long service life to the customers. Stainless steel material used in the product is evenly polished with an anti-corrosive material. The unwanted particles from the powder are perfectly separated giving the pure powder to the customer. In addition to this, our offered SS Frame Test Sieve has the maximum stability and optimum sealing of the sieve stack when not in use.