Portable Line Boring and Welding Machine Excavator Repair Inner Bore Welder, Hole Drilling Equipment Connecting Rod with Boring Bar for Cranes Loaders European Connector Without Welder

【Advanced Parameters】- Our Line Boring Welding Machine offers a maximum welding hole diameter of Ф230mm, a minimum of Ф60mm; a maximum boring diameter of Ф260mm, and a minimum boring diameter of Ф55mm. With a maximum processing stroke of 240mm and a surface roughness of Ra3.2, it guarantees precision and quality in every operation. 【Multifunctional & Versatile】- A combination of welding and boring in a single unit. It eases the drilling process and reassembling to provide a seamless boring function. The perfect machine for processing small tube inner holes and concentric spacing holes. 【Robust Boring Bar】- There are two boring rods, one long and one short, which can be fixed at any position within the effective stroke, ensuring an easy and flexible installation. Made of high-strength alloy steel, boasting high hardness, precision, toughness, and excellent wear resistance. 【Safe and Convenient Control Box】- Equipped with an independent control box and handle, facilitating remote operation for workers, ensuring safety and convenience. Features a dynamic delay braking program to avoid any vibration during parking. 【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.