Thexton THX803X UNIVERSAL MASTER CYL BLEEDER KIT

U.S. and Metric Master Cylinder Plug Kit, Part No. It tests whether the internal seals are leaking or in good condition. Includes 29 machined aluminum plugs to fit most domestic and import vehicles. SAE sizes include: (2) 3/8-24, (2) 7/16-24, (2) 9/16-18, (2) 9/16-20, and (2) 1/2-20. Metric Adapters: (4) M10x1.0, (4) M10x1.25, (2) M11x1.5, (2)M12x1.0, (2) M12x1.5, (2) M13x1.5, (2) M14x1.5, (1) M14x1 and (1) M10x1.50. U.S. It tests whether the internal seals are leaking or in good condition