CONTENTS - Fine serrated ratchet with 72 teeth, hexagon standard socket (13 pieces): 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13.14 mm, bit inserts ( 13 pieces ) : for internal screws for Torx: 10, 15, 20, 25.30, for cross-slotted screws PH: 1.2, for slotted screws: 5.5,7mm, for hexagon socket screws : 3,4,5,6mm, lever ratchet (1 piece): 72 teeth, extension (1 piece) : 100 mm. DRIVE - 6.3 mm (1/4 inch) square drive with ball lock. REVERSIBLE RATCHET - The included reversible ratchet is fine-toothed with 72 teeth and offers more grip due to the two-component handle. The lever on the head allows you to quickly change the screw direction. The ball lock guarantees a firm hold of the nuts. MATERIAL - The content of the socket wrench set consists of hardened Cr-V / chrome vanadium steel with a high-quality matt chrome-plated surface for optimum corrosion protection. All parts comply with the valid DIN standards. WIESEMANN 1893 - quality tools for DIY enthusiasts and tradesmen. With over one hundred years of tool tradition, Wiesemann is one of the oldest producers of tools in Germany. WIESEMANN 1893 represents traditional German quality with modern online distribution., Weight: 1.7857443222 pounds, Manufacturer: THE FABELHAFT GROUP