Adapter SKINDICHT® ZS-M-XL 20X1.5/13.5, adapter, internal thread: PG 13.5, external thread: M 20, nickel-plated brass, areas of application: hexagonal intermediate socket from a metric external thread to a PG internal thread, housing, devices, machines, benefits: enables the use of PG accessories in metric threaded holes, assembly with open-end wrench