Koken - 1/2" Dr Stud Puller Set - 4pc-1/4"-1/2"

for tightening or removing threaded rod/studs without damaging the thread. hexagonal body design reduces stress on stud puller and rollers- prolonging perfomance life. replacement roller kits available4100a stud pullers - 1/4, 5/16, 3/8, 1/2"