Railway Internal Combustion engine drilling machine

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Product Description

Specification

item	value
Type	Sleepers
Material	Stainless Steel
Dimensions (L x W x H) (mm)	800340400 mm
Place of Origin	China
Brand Name	Linkage
Product name	Rail drilling Machine
Model	NZG-31
Material	Stainless Steel
Dimensions (L x W x H) (mm)	650230 250mm
Internal combustion engine	four-stroke petrol engine,Honda
Engine Power	1.2kW
Idle Rev	≥270r/min
Borehole diameter	9.8~36mm
Drilling time	≤25s
Machine weight	17kg

NZG-31 Petrol Engine Rail Drilling Machine

This machine is an indispensable tool for railway maintenance, construction and emergency repair operations. It uses a hollow
drill bit, a screw nut clamping mechanism with quick opening function, fast clamping, accurate positioning, fast drilling, simple
operation and safety use.

Shipping Timeframes: All orders are processed within 2-5 business days (excluding weekends and holidays). After your order has been processed, the estimated delivery time is before 14 Dec, 2026, depending on customs, Please note that due to high demand, some items may experience longer shipping times, which will be communicated at order confirmation email.
Order Processing Time: Please allow 2-5 business days for us to process your order before it is shipped . Orders placed after 16:00 on Fridays, or during weekends and public holidays, will begin processing on the next business day. Processing times may be extended during peak seasons or sales events.
Manufacturing Time: Some products needs manufacturing time, the manufacturing process will take approximately 10-30 business days depending on the product. This timeframe may vary depending on the complexity of the product and current demand. but this will be communicated with you during order confirmation.
Returns and Exchanges: We offer a 30-day return policy for most items. If you are not completely satisfied with your purchase, you may return it within 30 days of receipt for a refund or exchange. Items must be unused, in their original packaging, and accompanied by proof of purchase. Return shipping costs are the responsibility of the customer, unless the item was damaged or defective upon arrival.

1. What is the product name and model?

This is the Railway Internal Combustion Engine Drilling Machine, model NZG-31, branded Linkage.

2. What is the engine type and power?

It uses a four-stroke petrol internal combustion engine (Honda-type) with rated power of 1.2 kW.

3. What drilling capacity (borehole diameter) does the machine support?

Borehole diameter range is 9.8 mm to 36 mm using hollow drill bits.

4. How fast does it drill a hole?

Typical drilling time is ≤ 25 seconds, depending on material, bit size and operator technique.

5. What are the machine dimensions and weight?

Dimensions are approximately 650 × 230 × 250 mm (L × W × H) for the NZG-31 unit; another dimension set 800 × 340 × 400 mm appears in the specification list. Machine weight is about 17 kg.

6. What materials and applications is the machine intended for?

Designed primarily for railway maintenance, construction and emergency repairs — drilling rails, metal components and related fastening points. It uses hollow drill bits and can work on common rail metals; for specific alloys (e.g., certain stainless steels) choose appropriate drill bits and cutting parameters.

7. What clamping/fixture system does it use?

The machine uses a screw-nut clamping mechanism with a quick-opening function for fast clamping and accurate positioning.

8. Is the drill portable for field work?

Yes. At about 17 kg and compact dimensions, the NZG-31 is portable and intended for on-site railway use.

9. What safety precautions should be followed when using the machine?

Wear appropriate PPE (safety glasses, gloves, hearing protection); secure the machine and workpiece before drilling; follow safe fuel-handling practices for petrol engines; keep bystanders clear; allow engine and bit to cool before servicing; follow the operator manual.

10. What type of drill bits does the machine use and are they included?

It uses hollow drill bits suited to the 9.8–36 mm range. Included accessories are not specified in this listing — confirm with the seller which bits and accessories are supplied.

11. What maintenance is required for the engine and machine?

Perform routine engine maintenance per the engine manufacturer's recommendations (fuel, oil, air filter, spark plug checks), keep cutting edges sharp, clean chips and debris after use, inspect clamps and fasteners, and replace worn parts as needed.

12. Where is the machine manufactured and who is the supplier?

Place of origin is China and the brand listed is Linkage. For ordering or service contact the supplier or authorized dealer.

13. What is the idle speed (no-load speed) of the engine?

Idle speed is specified as ≥ 270 r/min.

14. Is electric start or battery start available?

The specification lists a four-stroke petrol engine but does not specify the starting method. Confirm with the supplier whether recoil (manual) or electric start is provided for the NZG-31.

15. What warranty and after-sales support are provided?

Warranty and after-sales support are not specified in this description. Contact the manufacturer or seller (Linkage) for warranty terms, spare parts availability and service options.