4 Assorted Steel Ball Pein Hammers Great For Jewelers & Metalsmiths. This is a new set of 4 assorted ball pein hammers with steel heads. Great for jewelers and metalsmiths. All have a 1 ounce (28.3 grams) steel head and wood handles. Each measures approximately 9" (228.5 mm) longWe work hard to update our descriptions and pictures of our merchandise. As part of a process of ongoing innovation by our suppliers, newer versions of the item shown may be shipped before we are able to complete an update. As a result there may be a slight variation in color and design.