Duobaoli tools factory is a professional production and processingfactories micro extrusion Taps, micro tip tap, the micro screw tap,tap company focus on the production of less than 6MM below. A powertool factory has screw tap international advanced processingequipment, advanced detection equipment, senior engineer and agroup of high-quality personnel. Selection of imported powderhigh-speed steel, through a small multi tap production of specialprocess with high quality, high degree of finish, high precision,high wear resistance etc.. With the international well-knownmanufacturers of comparable products. Products applicable to theprocessing of stainless steel, aluminum alloy, copper, copperalloy, titanium alloy, and other materials. A power tool factoryintegrity, strength and quality of products recognized by theindustry. And look forward to your sincere cooperation.