| Customization: | Available |
|---|---|
| After-sales Service: | Yes |
| Warranty: | 1 Year |
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NLB-300 Internal Combustion Single Head Bolt Wrench
The NLB-300 internal combustion bolt wrench is suitable for loosening and tightening the bolts and nuts of railway track sleepers. This machine has a high impact force, centralized operation, and can meet the locking torque of rail fasteners, making it convenient and fast. A rotating four-wheel walking device has been installed on the base, which can walk on land or rail, making it easy to transport and an ideal tool for loosening or tightening rail sleeper nuts instead of heavy physical labor.
| Spindle speed | 512r / min |
| Max releasing torque | ≥ 300N.m |
| Max tightening torque | ≥ 150 N.m |
| Working efficiency | ≤ 10 pieces / min |
| Diesel Engine | F160 |
| Rated power | 1.47kw (2HP) |
| Rated speed | 2600r / min |
| Machine weight | 68kg |
| Overall size | 1300*510*760mm |













Q1:What's the payment term ?
A1:We accept T/T , L/C , D/P , WEST UNION , CASH , ETC .
Q2:How much deposit should i pay ?
A2:We accept 30% deposit and 70% balance , or we can negotiate .
Q3:What's the delivery time after I pay the deposit ?
A3:According to order quantity , usually for one set we can do delivery within 5-7days after receive deposit .
Q4:What kind of package do you provide ?
A4:We provide standard exporting packing ,using wooden box or carton .