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Alvin® Computing Trig-Scale Adjustable Triangle

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Rise and slope graduations.
* Inking edges on all three sides.
* Hot-stamped graduations.
* Thumbscrew locks triangle securely at desired angle.
* 0.12" thick light blue optically clear acrylic.
* Detailed instructions included.

  • The angle is adjustable.
  • The color is clear.
  • The material is acrylic.
  • The type is triangle.
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This product is shipped from our warehouse in Bloomfield, CT, US
Our guarantee
This product is brand new and includes the manufacturer's warranty, so you can buy with confidence.
Actual color and texture may vary, use as a guide only.
Return policy
A 25% Handling Charge is levied against all authorized returns except those due to our error. Unauthorized returns are subject to a 40% Handling Charge. Damages & defects must be reported to us within 7 days.
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