Portable Light Weight High Work Efficiency Internal Combustion Universal Rail Bolt Wrench

NLB-500 Novel design, compact structure, small volume, light weight, strong maneuverability, hand the two levels of shock absorption, hand-held portable, convenient, especially suitable for rail shortages, tunnels, Bridges and other large and medium-sized machinery can't work the new regional shortages of homework.

Product Details

NLB/500 Internal combustion rail tools railway universal labor saving tool wrench

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Spindle speed


Rated torque

≥ 500N.m 

Peak torque


Hot Products


Packaging & Shipping


Production Flow




Q1:Who I am ?


A1:This is Alina Shen ,sale manager of the factory.


Q2:What is the Warranty about your product?


A2: 1 year for warranty .Consumable parts are available.


Q3:How is your quality?


A3: To guarantee top quality,best material are used.Besides, The engine is imported from abroad. You are highly welcome to visit our factory.


Q4:What we do?


A4:JINZHOU TIEGONG RAILWAY MAINTENANCE MACHINERY CO.,LTD is a professional factory producing small type railway maintenance machine. Such as Cutting machine ,Grinding machine, Tamping machine etc.

Q5: Why choose us?


A5:Top quality , competitive price ,plenty stock And Excellent Service.Our factory has more than 400 type products,24 years producing experience. Most of the pictures on Other suppliers’ website were stolen from our website.


Q6:How can I trust you?

A6: We have been Gold supplier from Alibaba for 8years,15years of overseas trading experience .Our reputation among customers and their satisfaction are the main reasons for our success.


Q7:What service you can provide?


A7: Installation video And user manual offered. For big quantity order , we can dispatch our engineer foroversea door-to-door service


Q8:What is the delivery condition and the payment?


A8: various methods of payment are acceptable.T/T is the commonly used way. Shipment will be arranged within 15days .We will inform you if short stock.


Q9:Your company is manufacturer or dealer?


A9: We are professional of railway maintenance equipment manufacturer. We have more than 400 types   products,such as Rail Grinder, Rail Cutter, Rail Tamper, Rail Tenser, Rail Adjustor and so on.


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Engine      two-stroke gasoline engine

Evolutions     11000r/min

Work rate   1.42kw

Spindle speeds   800r/min

Tensional moment ≥500N.m

Net weight  18kg

Size  830×280×380mm

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