A mechanical-feed.

A mechanical-feed, electronically controll tapping unit is now part of the Synchro-Tapper tapping-machine line. Available in sum of two units models, the 0.8-hp ST-2 and the 23-hp ST-3 the Syncho-Tapper reportedly makes setup time and improves production efficiency, especially during sequential-transfer operations.

The unit can handle up to four operational patterns while delivering Class 3 thread accuracy and middle accuracy to [+ or -] 0001 in. The four programmable patterns include: a cutting

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