Updated version of the best selling CTK170CMP, this new set has a new & sturdier blow mold case as well as new & improved Crescent screwdriversContains a carefully selected assortment of hand tools needed for most industrial, mechanical, and consumer applicationsSet includes 1/4 inches, 3/8 inches & 1/2 inches drive tools (SAE & Metric). Drive Type 6 and 12 Point.Drive Tang Size 1/4 inches, 3/8 inches, 1/2 inchesTools meet stringent new ANSI and ASME specifications and come with a full satisfaction guaranteeAll tools contained in a sturdy, folding plastic case for easy storage and transport. Durable.What's in the Box1/4" Drive, 72-Tooth Quick-Release Ratchet1/4" Drive, 3" Extension1/4" Drive, 6-Pt. Sockets: 5/32", 3/16", 7/32", 1/4", 9/32", 5/16", 11/32", 7/16", 1/2", 9/16", 4, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13 mm3/8" Drive, 72-Tooth Quick-Release Ratchet3/8" Drive, 3" Extension3/8" Drive, 6" Extension3/8" Drive, 3/8" (Female) to 1/4" (Male) Adapter3/8" Drive, Spark Plug Sockets: 5/8", 13/16"3/8" Drive, 12-Pt. Sockets: 3/16", 1/4", 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 7/8", 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 17, 18, 19, 20 mm3/8" Drive, 6-Pt. Deep Sockets: 3/8", 7/16", 1/2", 9/16", 5/8", 11/16", 3/4", 12, 13, 14, 16, 17 mm1/2" Drive, 72-Tooth Quick-Release Ratchet1/2" Drive, 5" Extension1/2" Drive, 12-Pt. Sockets: 1/2", 9/16", 5/8", 3/4", 7/8", 15, 17, 18, 19, 21 mmCombination Wrenches: 5/16", 3/8", 7/16", 1/2", 9/16", 5/8", 8, 10, 12, 13, 14, 15 mmPliers: 8" Long Nose Cutting and 10" Tongue & GrooveWrench: 8" AdjustableMagnetic Screwdrivers: 1/4" x 4" Slotted, 3/16" x 3"Dura-Driver Magnetic Bit DriverSlotted, #2 x 4" Phillips, #1 x 3" Phillips1" Driver Bits with Holders: Phillips, Slotted, Torx, and HexSAE Hex Keys with HolderMetric Hex Keys with HolderStorage CaseAbout CrescentCelebrating its 100th anniversary in 2007, the Crescent brand adjustable wrench is the flagship tool and a true American icon. It is prized by tradesmen and homeowners alike for its utility and durability. Today, Crescent offers many other high quality tools, including tongue and grove pliers, locking pliers, screwdrivers, and nutdrivers.Key Features (+)