Husqvarna K 770 – Disc Cutter

The Husqvarna K 770 is a high-performance, all-round power cutter featuring a semi-automatic SmartTension™ system for optimal power transmission and belt life. Lightweight with low vibrations and a strong power-to-weight ratio, it’s ideal for road work and precise cutting, especially when paired with the KV7 trolley.

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Description

Husqvarna K 770 – Power, Precision, and Portability

The K 770 is one of Husqvarna’s most versatile tools, combining power, efficiency, and reliability in a compact design. Built for professionals who need a dependable gas powered concrete saw, it features an excellent power-to-weight ratio that allows crews to cut with accuracy while reducing fatigue. Whether you’re working on sidewalks, road repairs, or demolition jobs, the K 770 delivers consistent results in demanding environments.

SmartTension™ System for Reliability

At the heart of the K 770 is Husqvarna’s SmartTension™ system. This semi-automatic belt adjustment ensures optimal tension, improving power transfer while extending belt life. By reducing wear and minimizing downtime, this technology helps crews stay productive on the job. With fewer manual adjustments, operators can focus fully on their cutting tasks, making it one of the most efficient concrete saw options available.

  • SmartTension™ system extends service intervals
  • Fewer adjustments save time and reduce maintenance
  • Engineered for consistent power during tough concrete cutting

Strong Performance in a Lightweight Frame

Weighing under 23 pounds, the K 770 generates 5 hp of cutting power, striking a balance between strength and maneuverability. Its lightweight, low-vibration design allows operators to work longer without excessive strain. The saw maintains stability and precision even during extended use, making it ideal for both deep cuts and delicate adjustments.

  • 5 hp engine delivers strong performance for demanding cuts
  • Lightweight build enhances control and mobility
  • Compatible with the Husqvarna KV7 trolley for straight cuts and curves

Built for Versatile Applications

The K 770 is designed to handle a wide range of tasks. With a maximum blade size of 14 inches and a cutting depth of 5 inches, it’s suited for asphalt, masonry, and reinforced concrete. This makes it an excellent demo saw for renovation projects, roadwork, or utility trenching. Its versatility ensures professionals can rely on one tool for multiple jobsite applications.

  • Up to 5-inch cutting depth with a 14-inch blade
  • Durable enough for concrete slabs, asphalt, and masonry
  • Functions as a demo saw for both vertical and horizontal cuts

Why Choose the K 770?

  • Outstanding power-to-weight ratio with 5 hp output
  • SmartTension™ technology reduces downtime and wear
  • Easy-start system and fuel efficiency boost productivity
  • Compatible with trolley systems for advanced concrete cutting
  • Ideal as a demo saw or professional gas powered concrete saw

Professional Results Every Time

For contractors who need performance without compromise, the K 770 is a proven solution. It combines rugged durability, advanced engineering, and versatile cutting capabilities into one powerful package. From roadwork to structural demolition, this concrete saw is built to deliver precision and strength professionals demand.

K 770 14" | 1" / 20mm

Engine
Output power 5 hp
Max engine/motor 9,300 rpm
Maximum power speed 9,000 rpm
Cylinders 1
Number of strokes 2-stroke engine
Exhaust emissions (CO₂ EU V) 711 g/kWh
Power source Petrol
Cutting equipment
Cutting depth, max 5 in
Blade diameter, max 14 in
Arbor diameter 1-7/8B
Blade thickness, max 0.2 in
Peripheral speed, max 18,000 fpm
Coolant Wet
Dimensions
Product size length 23.82 in
Product size width 8.86 in
Product size height 16.34 in
Weight 22.4 lbs.
Packaging length (Calc) 27.559 in
Packaging width (Calc) 9.843 in
Packaging height (Calc) 16.929 in
Article gross weight (Calc) 24.471 lbs
Sound and noise
Sound power level, guaranteed (LWA) 115 dB(A)
Sound pressure level at operators ear 101 dB(A)
Vibration
Vibrations left/front handle 2 m/s²
Vibrations right/rear handle 2.3 m/s²

K 770 12" | 1" / 20mm

Engine

Output power

5 hp

Max engine/motor

9,300 rpm

Maximum power speed

9,000 rpm

Cylinders

1

Number of strokes

2-stroke engine

Exhaust emissions (CO₂ EU V)

711 g/kWh

Power source

Petrol

Cutting equipment

Cutting depth, max

4 in

Blade diameter, max

12 in

Arbor diameter

1-7/8B

Blade thickness, max

0.2 in

Peripheral speed, max

16,000 fpm

Coolant

Wet

Dimensions

Product size length

23.82 in

Product size width

8.86 in

Product size height

15.39 in

Weight

22 lbs

Packaging length (Calc)

27.559 in

Packaging width (Calc)

9.843 in

Packaging height (Calc)

16.929 in

Article gross weight (Calc)

24.251 lbs.

Sound and noise

Sound power level, guaranteed (LWA)

115 dB(A)

Sound pressure level at operators ear

101 dB(A)

Vibration

Vibrations left/front handle

2.1 m/s²

Vibrations right/rear handle

2.3 m/s²