Portable 2in1 Line Boring and Overlay Welding Machine, Digital Display Bore Welder Inner Hole Drilling Equipment with Connecting Rod Boring Bar for Excavators Cranes Loaders Repair Without Welder

【Advanced Parameters】- Our line boring welding machine provides the maximum welding aperture Ф 230mm, minimum Ф 60mm; Maximum drilling diameter Ф 260mm, minimum drilling diameter Ф35mm. The maximum machining stroke is 240mm, and the surface roughness is Ra3.2, ensuring the accuracy and quality of each operation. 【Multi Functional and Versatile】- A combination of welding and drilling in one unit. It simplifies the drilling process and reassembly, providing seamless drilling functionality. A perfect machine for processing small tube inner holes and concentric spacing holes, it is a high-end multifunctional mode for integrated processing of welding holes, boring, and end faces. 【Sturdy Boring Bar】- The sizes are 50*1500mm/50*600mm/30*1000mm. Made of high-strength alloy steel, it has high hardness, precision, toughness, and excellent wear resistance. The rod can be fixed at any position within the effective stroke, ensuring convenient and flexible installation. Adjustable speed, automatic feeding of boring bar to meet various needs. 【 Convenient Control Box】- Equipped with an independent control box and handle, it facilitates remote operation by workers, ensuring safety and convenience. Equipped with dynamic delayed braking program. Digital display controller with adjustable parameters, automatic processing, stop, no need to wait. High operational safety factor. 【Wide Range of Applications】- Portable and versatile, our Line Boring Machine is an essential piece of equipment for on-site maintenance of engineering, energy, and chemical equipment. Suitable for processing small tube inner holes and concentric spacing holes and widely used in excavators, cranes, loaders, and other machinery.