Elenco WEmake Rotational Circuit Board Clamp Adjustable project clamp rotates 360 degrees and can be secured in position, make your projects and soldering easier Great for soldering or reworking printed circuit boards (PCBs) and smaller assembly or painting projects Clamp mouth opens to nearly 8 Inch (198 mm) Rigid steel structure with stabilizing rubber feet For 30 years, Elenco has supplied universities and high schools with quality educational kits, tools and materials