4-Prong Knobs (1.75 in. Diameter x 50mm long Stud w/ 6mm Thread)

An assortment of T-, 4-prong, Knurled and fluted knobs from Hillman. Included knobs come in M6 and M8 metric male screw thread sizes which are designed to fit metric female-threaded knobs (Hillman Asst. #55438 / Label #98290). Using the male and female knobs together create complete clamps. Included knob sizes vary from 1" to 2" in diameter and are constructed from high-quality, corrosion-resistant materials. Full assortment contains eight (8) refills comprised of Hillman item numbers #55446 - #55453.