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The Loctite 243 Blue Primerless Medium Strength Threadlocker, 1.69 oz., can be used to fill fastener diameters of up to between 0.25 and 0.75 inches.
Seal fasteners of adjustment screws, countersunk head screws, set screws, collars, pulleys, and tool holders with the Loctite 243 Threadlocker. It is designed for filling the gaps in threaded fasteners measuring 0.25 inch to 0.75 inch in diameter. This anaerobic threadlocker provides controlled lubrication and prevents screws from loosening. With a curing time of 10 minutes, this threadlocker works at temperature up to 360 deg. F.
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