Proto J52121S Socket Set 3 8 in Drive Size, 21 Pieces, 5 16 in to 3 4 in Socket Size Range, (9) 12 Point 2NZJ1 (69) Sockets Plumbing Tools Included (69) Sockets Plumbing Tools Included None Insulated Uninsulated Measuring and Testing Tools Included None Abrasives and Finishing Tools Included None Number of Wrenches Range 11 20 Number of Striking and Struck Tools 0 Number of Pieces Range 101 199 Number of Putty Knives and Scrapers 0 Measurement Type Metric SAE Number of Abrasives and Finishing Tools 0 Number of Measuring and Testing Tools 0 Number of Plumbing Tools 0 Number of Electrical and Telecom Tools 0 Drivers and Bits Included In Set Hex Keys 500 psi Ratio 50:1 Power Source Air Includes Suction Tube Yes Includes Nozzle Yes