Filetta di restauro filettatura imperdibile per fissaggio filettature tubi danneggiate/BSF
For BSW/ for BSF :11 ,12 ,14 ,16 ,18 ,20 ,22 ,26. Easy to Use, a few minutes of work can allow you to easily fix the thread and tighten the nut. Able to quickly recover the threads of processing machinery, motor vehicles and other machinery.