UNF (Unified Fine Thread) Unified Fine (UNF) and Unified Coarse (UNC). American threads consist of two common and easily obtained thread patterns known as U. N.F and U.N.C. U.N.F [national fine] is exactly the same as the old S.A.E [standard american engineers] that existed before threads were unified.
Numbness in pinky finger may also be caused by damage to the nerve on the injured side of the finger. There are small nerves, which measure only about two to three millimeters in diameter, in the finger that run along each side. Damage to the finger's nerves may occur due to cuts or a serious hand injury.
Numbness/tingling in left pinky finger. I have been having numbness alternating with tingling in my left pinky finger for the past three days. I know it could be from a multitude of things (i.e. pinched nerve, vitamin deficiency, poor circulation, etc), but I am taking supplements, eating right, drinking lots of water (gallon a day).