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Maped Helix 180° Shatter Resistant Swing Arm Protractor, 6" Ruler Edge/10 cm Ruler Edge, Plastic, Randomly Assorted Color (MHX60009) Each Drafting Su
Protractor with integrated swing arm that rotates 180° for super accurate and easy visual angle measuring. Great for younger students who are learning how angles work. The Swing Arm Protractor is made with shatter-resistant materials for safety....
$3.15 Delivery: $null