New scale that is easy to see and match Length: 200mm to 370mm Scale angle: 15° to 165° Effective cutting length: 200mm to 370mm Total length (mm): 350 Width (mm): 253 Thickness (mm): 20 Nominal dimensions (mm): 200 to 370 Effective cutting长度(mm):200至370 角度精度:在200mm时±0.7mm 比例:角度和梯度尺度