ITEM NAME:Stainless Steel Protractor w 10 cm Measurement Ruler D4Y7 Stainless Steel Protractor w 10 cm Measurement Ruler D4Y7 High quality stainless steel construction Brass shimmed pivot with lock screw Marked 0 - 180 and 180 - 0 degrees Rule marked 0 - 10 centimeters Weight: 86.4g Heavy gauge metal won't bend and makes a great cutting guide. Clear embossed markings. Ideal for engineers, craft persons, model makers and more Package Content : 1 x Measurement Ruler Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.