Shinwa 12" 300 mm English Metric Rigid (1.250” wide x .040” thick) Zero Glare Satin Chrome Stainless Steel E/M Machinist Engineer Ruler / Rule with Graduations in 1/64， 1/32， mm and .5mm Model H-3412C</br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br></br><img src='http://ecx.images-amazon.com/images/I/51nxLirWtoL.jpg' noproxy></br>