Coil springs are a crucial component for Reel Precision Manufacturing of St. Paul, MN, a leading producer of wrap spring clutches.

生产螺旋弹簧的卷取机精密的决定性零部件的主要生产者，MN，圣保罗弹簧抓。

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The reel is one of the important part of the coiled tubing unit, its use to wrap the coiled tubing uniformly, and make the coiled tubing string in and out of the reel smoothly.

油管滚筒是其重要的组成部分，用以均匀地缠绕连续油管，使连续油管柱能顺利进出滚筒。

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