Williams S-60D 1/2 Drive Stud Remover,JH Williams Tool Group,S-60D" /> Knurled wheel grips studs during removal Drive shank extends through both sides of housing It is for even bearing surface Capacity is 1/4" It is of durable quality and highly efficient Knurled wheel grips studs during removal Drive shank extends through both sides of housing It is for even bearing surface Capacity is 1/4&quot It is of durable quality and highly efficient