The PS-25 is a solid state capacitor discharge (CD) Stud Welder designed for welding various standard or metric threaded studs from #4-40 (M3) to 1/4-20 (M6) thread. It consists of the power pack, ...
Arc stud welders are best suited for fasteners of greater diameter and structural purposes. The size of the studs will also impact the initial cost of the welding equipment and its portability.