2 New Swiss Design Hammers. This is a new set of 2 Swiss design hammers. These hammers are great for metal working. Each has a face that measures approximately 3/8" (10 mm) in diameter. The length of each head measures approximately 2 1/2" (62 mm). Each hammer measures approximately 8 7/8" (225 mm). We 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.