Ergonomic design provides comfortable use experience. It makes a perfect gift for family and friends, whether as a school season gift or a Christmas
Description: Compass Math Set, It is a zinc alloy compass. equipped with an adjusting wheel and an extension beam with an automatic locking mechanism, allowing you to accurately set and hold the desired circle size. With universal adapter and extension beam For math, geometry, art, drafting and drawing.By turning the middle of the screw to adjust the opening and closing compass.
9pcs/set Adjustable Precision Drawing Compass Set Drafting, Size: 9 Sizes, Silver
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Ergonomic design provides comfortable use experience. It makes a perfect gift for family and friends, whether as a school season gift or a Christmas
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