Product Description AVTODELO end tubes are used when working with fasteners, both in household conditions and in auto service centers, car maintenance shops, and manufacturing. - Made by cold stamping method from steel tube with a wall thickness of 2 mm. - They have a hexagonal profile of the working parts. - Equipped with 8 mm diameter holes for a ratchet. - Protected from corrosion by a chrome coating with a matte surface effect. Using an end tube when repairing a car provides easy installation of threaded fasteners, even if the bolts or nuts are located in recesses where it is difficult to access with a regular wrench.