Professional YATO YT-1446 integrated set of tools designed to work with a threaded joint having an external profile. Tools are equipped with square 1/4 ", thus perfectly suited for servicing small appliances, small vehicles, and will be a good addition to the core set of automotive instrumenta.V set is an end of the head with a hexagonal profile that creates the most favorable conditions for the transmission of high torque torque on the bolt or nut. AS-Drive technology allows the use of a larger 25% torque, without compromising the integrity of the head graney.Udlinennye enable spinning / from ruchivat fasteners disposed on the long heels or uglubleniyah.V as a hand tool in the screwdriver set supplied by a square knob and a ratchet. The ratchet teeth 72 on ratchet gives a soft stroke and minimum switching amplitude is 5 degrees, which is convenient when working in constrained prostranstve.Instrumenty made of alloyed chromium-vanadium steel, which has high strength, hardness, resistance to oxidation, deformation, and high temperatures. Tools made of chrome-vanadium steel have the best performance characteristics, and are suitable for intensive user-friendly.On set: