Crescent 20 Piece Standard (SAE) and Metric Black Oxide Mechanics Tool Set Package Storage The system has hot and Color:Black (Textured Finish) The system has hot and cold integrated mixing valve controls and diverter to redirect water from one function to another draw studs 3 degree of movement providing more efficiency and access in tight situations Enclosed ratchet head design for improved reliability in the harshest environments Teardrop low profile head and flush mounted lever is up to 21 percent slimmer than the competition 6 Point sockets with off corner loading technology reduces fastener rounding High contrast colored rings on sockets allow you to quickly identify between SAE and Metric sizes Knurling on the ratchet and sockets give you better grip and control in slippery circumstances Exceeds ASME performance specs