25 mm and 40 mm face plate adapters ensure the crankshaft is pulled perfectly straight into bearingsPrecision tool used to install press-in crankshafts in an engine caseTime-saving method maintains crankshaft true during installationReversible pull stud with both M10x1.25 and M12x1.25 threadsUniversal steel nut adapter works on virtually all crankshaftsEliminates the need for a shop press to install a crankshaftMachined brass thrust washer for extra durability