Features: This series of products are widely used in hydraulic system pressure detection, lubrication, exhaust, pressure system oil sampling. This test adapter is made of high quality steel material, sealing by good sealant, with long serving life. It can withstand high pressure and has good temperature resistance. Advanced structure, reliable sealing, no oil leakage Specification: Material: Steel Quantity: 14pcs Weight: Approx. 1116g/39oz Package list: 1 x Test Coupling M 16*2 1 x Test Coupling G1/8 1 x Test Coupling G1/4 1 x Test Coupling G3/8 1 x Test Coupling M10*1 1 x Test Coupling M10*1.5 1 x Test Coupling M12*1.5 1 x Test Coupling M 14*1.5 1 x Test Coupling UNF7/16-20 1 x Test Coupling UNF1/2-20 1 x Test Coupling UNF9/16-20 1 x Test Coupling NPT1/4-18 1 x Test Coupling R1/4-19 1 x Test Coupling JIC37°-7/16UNF