Each set contains 10 male and 10 female, which can completely meet your daily use needs and replacement. 0462-201-20141, Socket Terminal, DTM Series 20-pin terminal, compatible with Deutsch DTM 20-24 AWG wire size. 3 Pin Female Waterproof Connectors - Deutsch DTM Automotive Deutsch Connectors 20 Pcs DTM Series 20# Round Terminals 0460-202-20141 0462-201-20141 Nickel-plated Brass Connectors The upper and lower interfaces of the male are both 1., 6mm and the length is 16., 5mm. Deutsch Crimping Tools | Electrical Terminal Service The upper interface size of the female is 1mm, the lower interface is 1., 6mm, and the length is 18mm. The male connector number is 0462-201-20141, and the female connector number is 0460-202-20141., Made of nickel-plated brass, sturdy and durable.