Crescent Mechanic's Tool Set, Metric/Imperial Standard, Specifications: 3/8 in Drive, 6-Point, 20 Piece, Blow Molded Case Tool Storage, Tool Storage Included: Yes, Specifications Met: ASME Specified, Crestoloy Alloy Steel, Manganese Phosphate

ITEM FEATURES:

• Superior strength from the specially formulated and heat-treated Crestoloy alloy steel construction
• Black manganese phosphate finish for extreme corrosion resistance and smooth ground surfaces to reduce friction
• 84-tooth ratchet requires only 4.3 deg 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% 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