Description
STIHL heavy-duty professional petrol chainsaw (specifically modeled on the classic STIHL 070 / MS 720 series). It is equipped with a rugged Duromatic E guide bar, a legendary configuration highly trusted for its durability in demanding forestry and agricultural tasks.
Main Uses
- Large-diameter tree felling and logging
- Professional forestry management
- Mobile sawmill operations and timber processing
- Hardwood cutting and land clearing
- Heavy-duty agricultural plantation maintenance
Key Features
- High-Displacement Engine: Powered by a robust, high-performance two-stroke engine built to withstand extreme work conditions.
- Duromatic E Guide Bar: Features a solid, ultra-durable bar without a sprocket nose, built to handle immense mechanical stress and reduce operational vibrations.
- Anti-Vibration System: Integrates targeted dampening technology to reduce engine oscillations at the handles, minimizing user fatigue during prolonged use.
- Rugged Metal Construction: Features highly resilient body housing and a classic top-handle frame config designed for ultimate durability and ease of servicing.
Technical Specifications
| Technical Metric | Specification Value |
| Engine Type | Air-cooled single-cylinder 2-stroke gasoline engine |
| Engine Displacement | 105.7 cc (cubic centimeters) |
| Power Output | 4.8 kW / 6.5 bhp (brake horsepower) |
| Maximum Engine Speed | 7,500 RPM (revolutions per minute) with bar & chain |
| Powerhead Dry Weight | 10.7 kg – 10.8 kg (excluding guide bar and chain) |
| Fuel Tank Capacity | 1.2 Liters |
| Chain Oil Tank Capacity | 0.53 Liters |
| Fuel Mix Ratio | 1:50 ratio (1 Liter STIHL 2-cycle oil to 50 Liters Petrol) |
| Standard Chain Pitch | 0.404″ heavy-duty profile |
| Compatible Bar Lengths | 25″ to 48″ (63 cm up to 120 cm depending on usage) |
Chainsaw Safety Guidelines
Operating a high-displacement, high-torque chainsaw requires strict adherence to safe handling practices to prevent kickback and mechanical failure:Â
- Mandatory Personal Protective Equipment (PPE)
- Head & Face Armor: Always wear an approved industrial safety hard hat paired with a mesh or clear face shield and safety goggles.
- Hearing Protection: Use high-grade noise-canceling earmuffs or plugs to mitigate hearing stress from the 105cc engine block.
- Cut-Resistant Apparel: Wear heavy-duty chainsaw trousers or canvas safety chaps, steel-toed boots, and tactical work gloves.
- Pre-Operational Inspection & Setup
- The Safety Check: Verify that the chain is perfectly tensioned, fully sharpened, and that the manual chain brake triggers flawlessly.
- Mechanical Check: Ensure all nuts, bolts, and chassis dampening springs are securely tightened before starting the engine.
- Cold Starting Protocol: Place the chainsaw flat on level ground, engage the chain brake completely, lock the rear handle with your foot, and pull the starter cable firmly.Â
- Safe Handling & Cutting Management
- Dual-Hand Control: Keep both hands locked securely on the handle frame with your thumbs wrapped around opposite sides for maximum leverage.Â
- Stance Offsetting: Keep your feet shoulder-width apart and intentionally stand slightly to the left side of the blade—never line your face up directly behind the cutting plane.
- Kickback Prevention: Avoid cutting with the upper quadrant of the guide bar tip (the kickback danger zone). Always run cuts at full throttle to keep the chain from getting bound up inside high-density hardwoods.
