For internal or external snap rings. Thumbscrew permits quick conversion. Made of heavy-gauge tempered steel. Also includes two stainless steel handled picks. Contained in a blow molded case. Wt., 4 lbs., 3 oz. Contents: . 4512-1 -- .090" tip - straight pliers. 4512-2 - .090" tip - 90 pliers. 4512-3 - .070" tip - straight pliers. 4512-4 - .070" tip - 90 pliers. 4512-5 - .047" tip - straight pliers. 4512-6 - .047" tip - 90 pliers. 4512-7 - .038" tip - straight pliers. 4512-8 - .038" tip - 90 pliers. 4512-9 - Straight tip pick. 4512-10 - 90 tip pick