Model:	GFT series
Torque:	7—450KN.m
Ratio:	16.3—421.7

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Model:	GFB series
Torque:	7—450KN.m
Ratio:	16.3—421.7

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Model:	RTD series
Torque:	1—35KN.m
Ratio:	5.5—179

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Model:	GFT-W
Torque:	7—450KN.m
Ratio:	16.3—421.7

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Model:	GFH series
Torque:	0.2—10KN.m
Ratio:	40—109

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Model:　GM series

60-12000ml/r

200—48000N.m

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