Swiss PB is the industry's top hex wrench manufacturer, known as the Rolls-Royce of tools, its products are manufactured with very high precision, dimensional error of less than 20 microns, completely different from the fear of slippage when tightening. PB's Allen wrenches are available in a variety of styles, including chrome coating, color powder coating, long and short, ball joint, flat head and other specifications, and the color coated version is divided into rainbow set and solid color set, which is easy to use. In addition to conventional alloy steels, PB also has a series of tools made of titanium alloys, which are small in weight and high in strength, and are suitable for applications with higher requirements for magnetic resistance, corrosion resistance and biocompatibility. A wide range of PB can meet almost any need for your hexagon wrench, among which the 1.5-6mm rainbow 7-piece hexagon set is priced at up to 300 yuan, which is slightly luxurious for daily use and suitable for occasions with high precision requirements.