Index / Tools & Machines / Chainsaw
Tools & Machines
Chainsaw
2-stroke · up to 20 m/s chain speed
A 2-stroke engine drives a sprocket that launches a loop of cutter teeth around a guide bar at highway speeds. An inertial brake stops the chain in under 0.15 seconds the instant it kicks back at the user.
Key specifications
Bar length
16 – 36 in
Chain speed
up to 20 m/s
Engine
35 – 90 cc, 2 – 6 hp
Invented
1926 · Andreas Stihl
Sheet 002 · Plate 1 of 1 · 1:1 infographic
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