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L-SQUARE
1.L-square – This is an aluminum ruler with 90 degrees angle used to draw perpendicular lines and to measure off parallel lines .Two arms are connected perpendicularly and used to make construction lines in pattern drafting. The long arm has breakdown measurements of 1-24,1-12, 1-6, 1-3, and 2-3 while the short arm has breakdown measurements of 1-32, 1-16, 1-8, 1-4, 1-2.
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