Surgical Knowles Pin for Children is available in various specifications in diameters of 3.0 mm and 4.0 mm. The Surgical Knowles Pin comes in varying lengths ranging from 50 to 130 mm with 5 mm difference. The Surgical Knowles Pin is used to fix the fracture neck femur in children. The Surgical Knowles Pin for Children is suitable for application in medical purpose in clinics and hospitals.