metal handle, 7-1/8″ (18.0 cm) Esmarch Plaster Knife is ideally suited for cutting through plaster. This is specifically needed in cast removal. In order to ensure a bone will effectively heal there is an optimal angle at which it needs to set and a cast can be used to achieve this orientation temporarily during the healing process. At the end of this it is necessary to remove the plaster cast and this can e accomplished with the use of a variety of tools including this plaster knife which features a strong and study metal handle.