Mathey Dearman - Small Protractor DK-239
€ The Small Protractor has a base arm measuring 12" (305mm) and an adjustable arm measuring 18" (457mm). € The 12" arm has one side etched with 0"- 12" ruler graduated in 1/16" of an inch and the other side etched in millimeters to 10 centimeters. € One side of the 18" arm is etched with a 0"- 18" ruler graduated in 1/16" of an inch and the other side etched in millimeters to 15 centimeters. € Made of Stainless Steel