Each fork terminal is rolled and the seam is butted.This seam can not possibly open under normal conditions of stress or wire pull.Designed with full port , Ideal for difficult to crimp solid wires or stranded wires.Used widely in the machinery, electric power, railway, shipbuilding, aviation, home appliance, computer or other automatic equipments.Specification:Type: SNB3.5-4Material: CopperFit Cable Size: 2.5-4mm2(A.W.G 14-12);Max. Current: 37ADetailed Size: Pls see pictureWeight: 94gPackage Content: 100x Non-insulated Spade Terminals