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LX710K : Alvin 10" Computing Tri-Scale Adjustable Triangle
Retail: $29.25
Item #: LX710K - See more from Alvin

    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.

    LX708K : Alvin 8" Computing Tri-Scale Adjustable Triangle
    Retail: $25.50
    Item #: LX708K - See more from Alvin

      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.

      LX712K : Alvin 12" Computing Tri-Scale Adjustable Triangle
      Retail: $32.75
      Item #: LX712K - See more from Alvin

        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.

        8" Adjustable Triangle - with Slope & Rise
        Retail: $42.95
        Item #: 964 51-8 - See more from Staedtler

          Clear acrylic with smooth edges. Protractor section is graduated in 1/2 degree increments from 0 to 90 degrees. Available in even sizes from 6" to 12".

          10" Adjustable Triangle - with Slope & Rise
          Retail: $51.25
          Item #: 964 51-10 - See more from Staedtler

            Clear acrylic with smooth edges. Protractor section is graduated in 1/2 degree increments from 0 to 90 degrees.

            12" Adjustable Triangle
            Retail: $32.15
            Item #: 3012TG (DISC) - See more from Pacific Arc

              Professional quality triangle with a topaz tint and a beveled cut for easy lifting. Raised edges leave your ink drawings smear free. Rise-12, Slope 12-17, Degree 0-45, 45-90.

              12" Adjustable Triangle - with Slope & Rise
              Retail: $61.35
              Item #: 964 51-12 - See more from Staedtler

                Clear acrylic with smooth edges. Protractor section is graduated in 1/2 degree increments from 0 to 90 degrees. Available in even sizes from 6" to 12".

                10" Adjustable Triangle
                Retail: $28.50
                Item #: 3010TG (DISC) - See more from Pacific Arc

                  Professional quality triangle with a topaz tint and a beveled cut for easy lifting. Raised edges leave your ink drawings smear free. Rise-12, Slope 12-17, Degree 0-45, 45-90.