Gib Head Keys Assortment (1/4" thru 1/2")Hillman Item #45982
An assortment of gib head key variants from The Hillman Group. Gib head keys are tapered and notched machine keys used on power transmission shafts to tightly secure pulleys & gears to the shaft. Variants included in this assortment range from 1/4" to 1/2" in diameter and from 1" to 3" in length. Full assortment contains twelve (12) refills comprised of Hillman item numbers #400068 - #400079.