DLB-600 Electric bolt wrench
The DLB-600 electric bolt wrench is a special tool for tightening and loosening the nuts (M22 - M30) of railway, metro and light rail line spikes. It is designed with mechanical transmission and hydraulic torque regulation. The output torque can be infinitely adjusted and set. Adapt to the tightening and loosening of fastener bolts with different preload requirements. The whole machine has a compact structure, is easy to operate and has high working efficiency. This machine is lightweight, agile, easy to operate, safe and reliable. It is an essential tool for railway track maintenance and engineering departments to carry out line construction, maintenance and emergency rescue operations.
Features:
This machine is lightweight. The output shaft can rotate in both forward and reverse directions, has a large torque and can be adjusted steplessly. The sleeve can be quickly clamped. It is also equipped with lighting devices for convenient operation at night. The ergonomic body design enables easy operation simply by pressing the height-adjustable handle. The wear-resistant and self-regulating metal conical clutch is controlled by a hydraulic servo system, which can accurately adjust the torque size and display it accurately on the torque meter.

Motor power |
3kw/2900r/min (three-phase asynchronous motor Y connection method) |
Output shaft speed |
149r/min |
Torque |
20-450N·m (stepless adjustment), 600 N·m (instantaneous) |
External dimensions |
1800*590*630mm |
Weight |
105kg for the main unit |
Wrench support rod |
3kg |
Sleeve specification |
Suitable for hexagonal nuts ranging from M22 to M30 |









Our Customer and Exhibition




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 .
Q5:How can I get the goods ?
A5:We can send you by air or by sea depend on your requirement . We will help find cheapest and safest ship company do send you goods and tell you how long time you can receive as also send you shipping documents . By the way we keep follow the tracking information until you get the goods at your hand .
Q6:Do you have product user in my country ?
A6:Our products have exported to more than 20 countries , some countries have our sales agent ,we can give you contact for you to talk and check with them .
Q7:How long of your machine quality guarantee terms ?
A7:Quality guarantee time is one year(wearing parts excluded).
Q8:Do you provide sample and customized service ?
A8:Yes.