Kobalt 229-Piece Mechanic's Tool Set

Our new 229-Piece mechanic's hand tool set contains 1/4-in, 3/8-in and 1/2-in drive sockets, ratchets and extensions. Other tools include a magnetic bit driver, 40 hex keys, 12 nut driver insert bits and 90 assorted insert bits. Sockets, ratchets and extensions are constructed from chrome vanadium steel and heat treated for strength and durability with a professional grade, high-polish finish. Our Pro90 ratcheting mechanism delivers a 4° precision swing that offers improved mobility in tight work spaces. Metric and SAE socket sizes are easy to identify with laser etched size call-outs and color-coded stripes to identify metric (blue) and SAE (red) measurements. Contained in a convenient suitcase-style case for easy storage and transport. Meets or exceeds ASME specifications. Hassle-free lifetime guarantee.