eta meaning, definition, what is eta: the seventh letter of the Greek alphabet. Learn more.
shafts definition, shafts meaning | English dictionary. shaft. 1 the long narrow pole that forms the body of a spear, arrow, etc. 4 a rod or pole forming the handle of a hammer, axe, golf club, etc.
Golf club - Construction. 1  The shaft is a tapered tube made of metal (usually steel) or carbon fiber composite (referred to as graphite). 2  Shafts are quantified in a number of different ways. 3  At impact, the club head can twist as a result of torque applied to the shaft, reducing accuracy as the face of the club is not square to the player's stance.