高強度ABS尺殼，抗摔性能好，彈簧片采用65#錳鋼，
彈力彈性使用壽命超過普通材料十倍；
尺帶厚度爲0.11mm，國标A級尺帶；
圖層采用環保、水性油漆，無毒。
High strength ABS the ruler shell, anti breaking performance is good, spring plate
by 65# steel, Elastic life of more than three times the ordinary material;
Ruler with thickness of 0.11mm, national standard A-level tape;
Layer uses the environmental protection, water paint, non-toxic. |
