Kerrison Rongeur is a precision instrument for efficient bone removal and sculpting in surgical procedures. It is available in two sizes lengths,18cm (7-1/16″), and 20cm (7-7/8″) and it is also available in three tip sizes, 1.0mm, 2.0mm, 3.0mm. Moreover, it is made from stainless steel and it is durable resuable and non sterile.