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特徴:
(1) Roller surface is made of double-metal cold
and hard alloy and is of high
rigidity,
anti-shock, and great endurance.
(2) Transmission system: multi-line chain wheel,
soft starting, allows high transmission
effect, stable running and noiselessness.
(3) Manual operating differential speed adjusting
roller allows simple and correct adjustment.
The overload prevention device is safe and
reliable.
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