Using high speed cold upsetting-extruding technology can improve quality of three-pin gear, reduce mechanical process and decrease the production costs.

采用了高速冷镦挤成形工艺，可提高三销齿轮的质量、减少机械加工及降低产品成本。

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The three-gear speed regulation, Meet the needs of different environments;

三档位调速，满足不同的环境需求；

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