| 规格和标准 |
Corner: Same thickness Nominal dimensions: 50cm Length (wife hand) x width x length: 520 (260) x 15x1.3mm Front scale (cm): Long, outer 50, inner 50 (external standard), Wife hand, outer 25, inner 25 (external standard) Back scale: Long, outer 50cm, inner 50cm (external standard), Wife hand, outer 25cm, inner 25cm (external standard) Length tolerance: ±0.2mm for 500mm Square angle: 0.1mm or less per 100mm (size side) Safety rope mounting hole: No Length side (mm): 520 Short side (mm): 260 Width (mm): 15 Thickness (mm): 1.3
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