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To accomplish your goal takes special tools and a practiced person using them. A pipe cutter is used, than a reamer and than a threader. The pipe sections are joined with threaded fittings. You may be describing 1/2 copper tubing. If that's what you have, it's cut with a tubing cutter. Sections are joined by soldering or by compression fittings.
Why must common sense conflict with faith? Church towers are frequently the tallest things in the areathus, a lightning rod is prudent. Now for a more pressing question: are you saved or do you show a lack of faith?