20 Pack Wooden Ruler

Material: wood.
Large quantities:20 pieces of wood rulers in a set, satisfy your use of various occasions.
Wide application, perfect for school, office, home using. Especially for school student and teachers. carry.
Ruler with 2 scales: One side is metric scale(30cm), opposite side is inch scale(12 inches, both inches and centimeters for conversion. Inch scale,1/16 inch standard, 12 inches long total. Metric scale: 1mm standard, 30 cm long total.
The scale of the ruler is very clear and accurate, will be helpful you in measuring your items accurately.