Product features and advantages:
Our products provide supporting services to many large domestic enterprises, and have passed the three-system certification. This product adopts the patented three-waist hole design, with more reasonable structure and long service life. Imported welding wire, robot production and welding are more reliable. The whole surface of the drill bit is covered with wear-resistant welding, which can effectively protect the barrel, reduce wear and prolong service life. After comprehensive optimization of the cutting surface, the cutting efficiency is improved and the pick wear is reduced. The bucket top connection protection block is added to reduce the probability of bucket top falling. The cutting teeth are made of high-quality alloy steel and round seat, and the service life is increased by 20%. The product is extremely cost-effective!

Changsha Tongchuang Mechanical Co., Ltd. is located in Changsha, Hunan, the capital of China's construction machinery. It is a service-oriented company integrating production, whole machine maintenance and remanufacturing, second-hand equipment, spare parts sales, new material application and export service. It is a member unit of China Construction Machinery Industry Association. Adhering to the business philosophy of "quality for survival, service first", the company has more than 20 years of professional service personnel to provide perfect solutions for customers at home and abroad. In order to achieve efficient and convenient service, the company adopts online and offline operation mode, online communication and offline service. Building the whole life cycle service industry chain of construction machinery, effectively solve the idle equipment of customers, and reduce the use cost of equipment. Checking second-hand equipment service , remanufacturing service and equipment export service have been well received by domestic and foreign users. From the initial parts supplier company to the comprehensive concrete machinery service provider, it is inseparable from the support and help of customers, friends and partners in the industry. At present, the company has Changsha production base, Changsha maintenance and remanufacturing base, Changsha parts storage center and Beijing Doudian parts storage center. We insist on "providing value for customers with products, creating value for customers with services, and sharing value with customers with solutions". We are willing to hand in hand with you to build a dream and create a better future!Company Profile product atlas.pdf