General Tool Protractors Are Used For Drafting, Mechanical Drawing, Machinists, Tool Rooms and Mechanics.
General Tool Protractors are made of stainless steel for long lasting durability. 6" Flexible Protractor has internal marking holes and graduations in 32nds of an inch etched in black. Removable T-bar. Rectangular and Semi-Circle Base Protractors measure in 1° graduations. 6" non-graduated arm. Round Head and Square Head Steel Protractors have an adjustable 6" arm used for setting bevels, taking measurements and transferring angles. Durable, ultra-fine etched graduations from 0° to 180°.