KF2EDG PCB Terminal Block Connector 5.08mm Pitch 2/3/4/5/6/7/8/9/10/12 Pin

In industry, they are classified as connectors. [Square buckle]: brass, nickel or steel plated, galvanized. [Screw]: M2.5, steel, galvanized. Material:Nylon PA66 (resistant to high temperature of 250 ℃).

eBay