All in One Forming Mandrels and Anvil! This combination Bench Mounted System Includes: a 4-1/2″ x 2-7/8″ Flat Anvil surface on top, Bench Pin opening and wooden pin 7-1/2″ L x 2″ w x 1/2″, 13″ polished steel marked and ungrooved Ring Mandrel, and 9″ Round Tapered Bracelet Mandrel with easy mount tang in hard chrome over iron.