1990-1998 Arctic Cat Snowmobiles Repair Manual, Page 36Get this manual
CHAPTER ONE
of the screw or boltDrill small hole in the screw and tap the extractor into the holeBack the screw out with wrench on the extractorSee Figure 63
Remedying Stripped Threads
Occasionally, threads are damagedSometimes the threads can be cleaned by running tap, for internal threads on nuts, or die, for external threads on bolts, through the threadsSee Figure 64To clean or repair spark plug threads, spark plug tap can be used