Și Instrument Albastru o ring sizing tool durere de cap Băutură Salut
Seal Pick Tool Brass & O Ring Gauge, Telescoping Sizing Plastic Gauge, Slide Style National Type, for Measuring O Rings Inner Diameter, OD, Thickness: Amazon.com: Industrial & Scientific
O-RING SIZE CHART - Hercules for o-rings, hydraulic seals, cylinders