The 177 three star 5" scalpel handle is made of stainless steel with outside finger serrations for positive gripping and easy use. It is clean room safe. Product Categories: Small Hand Tools - Scalpels Body Width x Body Height: .38" (9.5mm) x Tip Angle: n/a OAL: 5" (125mm) Weight: 1.2 Ounces Max per Carton: 12 Country of Origin: Germany