SHINWAA STEEL RULE Made from the finest stainless steel available and is hardened and tempered Brand Name: SHINWAA, Material Type: Steel This rule is made manufactured by Shinwaa Measuring Tools Corporation, a premier tool manufacturer. This rule is made from the finest stainless steel available and is hardened and tempered. Stainless Steel Rulers come in pack of 1 pc, used for distance measurement . It has conversion Table from inches to mm behind the scale. Width 25mm / Thickness 0.08mm MODEL NO 401 C8