Crawler Drill SPIDER 250 TH is a specially designed crawler drill rig that is perfect for roof bolting applications in narrow underground tunnels or mines. The track chain mounted self-propelled design makes it easy to use, and the pneumatic automatic rod catcher means quick and easy rod changing. There’s also a water flushing option available, and the overhead guard ensures operator safety. This simple and robust solution can be customised to your specific needs.
- Specially designed for roof bolting applications in narrow underground tunnels or mines
- Track chain mounted self-propelled crawler drill rig
- Pneumatic automatic rod catcher for quick rod changing
- Water flushing option available
- Overhead guard for operator safety
- Simple and robust solution
- Customizable design as per application
- Based on proven, market-leading design
SPIDER 250 TH
- Carrier 
 Tramming speed: 3.2 km/h
 Traction force: 17 kN
 Track oscillation: ±20°
 Ground clearance: 230 mm
 Hill climbing ability: 30°- Pneumatic – driven chain feed 
 Feed length: 3665 mm
 Max. feed rate: 0.3 m/s
 Feed force pull up: 1800 kg
 Feed force pull down: 2140 kg
 Total length: 5130 mm
 Travel length: 3565 mm- Dimension 
 Overall length: 4000 mm
 Width: 1750 mm
 Height (Guide horizontal): 2600 mm
 Weight: 3200 kg- Hole Specifications 
 Hole dia (TH): 41 mm
 Hole depth (TH): 6 m
 Water flushing: Optional- Recommended Air Compressor TH 
 Free Air Delivery (FAD): 600 cfm
 Operating Pressure: 100 psi


