If you are looking for a hammer tip that will stand up to the demands of your work, look no further than this Nuprol Brass Hammer Tip. The brass hammer tip is 1 1/2 in. in diameter and features a soft face. It is designed to fit with 4GGA4 and 4GGA5 style hammers from Nuprol. It has a thread size of 5/16". This high quality brass hammer tip by Nuprol is just what you need for any job that requires striking or chiselling.