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If you use Time-Sert kits frequently, you might be used to the insert screwing onto the driver almost all the way before meeting resistance. However, we’ve recently had reports from technicians—specifically those using the 11127 inserts—noticing the driver tightening up much earlier than they expected. Whether your driver threads in 90% of the way or only catches one or two threads before it gets tight, both scenarios are completely normal. Here is the technical breakdown of wh …

WiseAutoTools presents Part One of our ASE study guide for Heating and Air Conditioning. I passed my first ASE test back in the early 1980s, ultimately becoming an ASE Master Tech. One thing that always frustrated me about the study guides I used was that they never explained the reasoning for the "wrong" answers. To truly learn, I believe it's helpful to know why a particular answer is wrong as well as the correct answer. The correct answers and explanations start in the bottom half of this …