Features and Benefits: Five extractors with sharp, undercut edges to provide solid grip on studs, set screws, pipe and Alemite fittings Packed in convenient vinyl pouch Drill sized is stamped on each tool for easy identification Black oxide finish Set consists of: OLD6961 Bolt size: 1/4" - 5/16"; Length: 2-7/16" OLD6962 Bolt size: 3/8"; Length: 2-5/8" OLD6963 Bolt size: 7/16"; Length: 2-7/8" OLD6964 Bolt size: 1/2" - 9/16"; Length: 3" OLD6965 Bolt size: 5/8"; Length: 3-1/4"