Tungsten bucking bars are tools used in metalworking and riveting processes, particularly in aircraft construction and repair.Tungsten bucking bars are primarily made from pure tungsten or tungsten alloys. Tungsten bucking bars of Characteristics High Density、Hardness、Heat Resistance.Tungsten bucking bars come in a variety of shapes and sizes to suit different riveting tasks and access requirements. Common shapes include flat, round, and angled bars, while sizes can range from small handheld bars to larger, more specialized designs.