Oil-free Not available External copper system Fluid d: Air Pressure range (MPa): 0 to 0.2 Nominal: Pressure gauge Shape: Back screw type Outer diameter (mm): 57 Measurement fluid: Air Connection size: R1/8 (01M = M5 female thread included) Model:背螺钉类型 分辨率精度(%fs):±3 附件:无透明的盖子突出(透明覆盖率无法删除) 连接直径:r1/8,m5(雌性)