This star nut setter is required for installing new star nuts into threadless fork steerers to the required depth and at a straight angle first time. As it is for use with a dead blow hammer, the handle of the setter has been designed to help protect the users hand. For the correct fitting of star-fangled nuts. Fits star nuts with an M6 thread. Suitable for 1" and 1 1/8" threadless fork steerers. Handle designed to help protect the users hand. For use with a dead blow hammer.