Onsite Portable Line Boring And Welder Machine That Is A Real Workhorse With Auto Rotary Inner Boring, 2.16 To 8.66 Inch Bore, For Overlay Welding And Hole Drilling TechTongda
✔️ 59in bore bar; bore 1.77-7.09 in (45-180 mm); weld bore 2.16-8.66 in (55-220 mm)
This on-site portable line boring and welder system is a rugged, adaptable setup for repairing shafts, pin holes, and bore surfaces on heavy equipment. Use it on excavators, loaders, cranes, and similar machines without hauling them to a shop, dramatically cutting downtime.
✅ Bore range: 1.77-7.09 in (45-180 mm) for precision boring
✅ Welding bore: 2.16-8.66 in (55-220 mm) for overlay welds
✅ 59 in (1500 mm) long boring bar, disassemblable for on-site setup
✅ Digital display with speed setting 0-255 (indicator, not RPM)
✅ Includes 4 wooden packaging crates for transport
✅ Heavy-duty alloy and structural steel construction for durability
💡 What is a line boring and welding machine used for in field repairs? This handy device makes on-site bore restoration and weld wear easier, keeping equipment productive.
- Handy for on-site bore restoration on heavy gear- Repairs misaligned or worn holes quickly vs. disassembling the machine
- Reduces downtime and keeps equipment in service longer