Myth that socket extensions change torque wrench readings

smkettner wrote:
Impact gun, yes
Hand held torque wrench, no

/\ This. An impact gun will wind up and unwind an extention, giving a false,lower torque value.

A hand held torque wrench loads up the flex and twist in the extension, and holds it there as a constant, before the torque wrench "breaks" at the torque value it is set for.