详细说明
'功能刻度:
刻度盘: 1°
直尺: 1mm, 64ths, 32nds, 1⁄2mm套装带有铸造尺头或硬化处理尺头直角尺带有水平仪和划线头直尺刻度精细直尺都经过完全硬化和淬火处理，表面烤搪瓷塑料盒包装
Description Blade Length 代码号
| 4 pcs Set | 12"/300mm | 490-20-4 |
| 3 pcs Set (Blades, Squares, 45?? Center Gauges) | 12"/300mm | 490-20-3 |
| 3 pcs Set (Blades, Squares, 45° Center Gauges) | 6"/150mm | 490-20-6 |
| 2 pcs Set (Blades, Squares) | 12"/300mm | 490-20-2 |
| 2 pcs Set (Blades, Dial Scale) | 12"/300mm | 490-20-5 |
| 4 pcs Set (With 4R ruler) | 12"/300mm | 490-21-4 |
| 4 pcs Set (With 16R ruler) | 12"/300mm | 490-22-4 |
'