[4] 15cm + 20cm + 30cm + 40cm [3] 15cm + 20cm + 30cm [2] 20cm + 30cm [2] 15cm + 20cm [thin] 1 handle 15cm 1 15cm 1 20cm 1 30cm 1 40cm 2 pieces 15cm 2 pieces 20cm 2 sets of 30cm 2 40cm [with waves] 1 15cm (straight line + wave) [with waves] 1 18cm (straight line + wave) [with waves] 1 20cm (straight line + wave) [with waves] 2 pieces/15cm + 18cm [with waves] 2 pieces/15cm + 20cm [with waves] 3/15cm + 18cm + 20cm [with waves] 2 15cm (straight line + wave) [with waves] 2 18cm (straight line + wave) [with waves] 2 20cm (straight line + wave) upgrade straight steel ruler/1/15cm [geometry set for examination] examination exclusive (15cm) [soft ruler sets] 4 pieces (ruler + triangular plate + measure gauge) [tape measure] lengthened 2 m (height can be measured)

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