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| Helix Set Square 21cm 60 Degree Clear (Pack of 25) Great for classroom use, this Helix Set Square is made from transparent blue plastic for improved visibility and engraved graduations for ease of use. This 21cm/60° set square enables children to draw accurate angles to facilitate their learning. This pack contains 25 set squares.
- Set square for classroom use
- Engraved graduations for ease of use
- Size: 21cm/60 degree
- Transparent blue plastic
- Pack of 25
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