Made from the finest stainless steel available and is hardened and tempered
Has a zero glare satin chrome finish which makes it easy to read and will prevent corrosion.
8th. 16th, 32nd and 64th 4R markings are precision photo etched and then black filled for easy readability
Rule is 1.250" wide and .040" thick
Conforms to Japanese Industrial Standard (JIS) B 7516 Grade 1