3 Nylon Mallet Brass Chasing Planishing Metal Hammers. Planishing Square Hammer. This is a new planishing square hammer with a wood handle. Great for flattening, shaping, smoothing and finishing surfaces. Has a face that measures approximately 9/16" (14 mm) in diameter. The length of the head measures approximately 3 3/4" (94 mm). The hammer measures approximately 10 1/16" (256 mm) long 3 In 1 Planishing Hammer. This is a new 4 in 1 planishing hammer. Great for jewelry repair and shaping metal. You receive one brass head, one steel head and one nylon head. The length of the head measures approximately 2 3/16" (55 mm) long. The face of each head measures approximately 1" (25 mm) in diameter. The hammer measures approximately 10 1/2" (266.7 mm) long. Nylon Hammer. This is a new nylon hammer. Great for wood working. It has a drop forged head and two durable nylon faces. Has a face that measures approximately 1" (25 mm) in diameter. The length of the head measures approximately 3 1/2" (88 mm). The hammer measures approximately 10" (254 mm) long. 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.