Lyman shooter's scale weight check set FEATURES-Ideal tool for reloaders that want to make sure their scales are calibrated correctly-Kit has enough weights to weigh 60.5 grains when they are all combined-Includes a set of tweezers for helping minimize the buildup of oil & dirt on the weights-Two 20 grain-One 10 grain-One 5 grain-Two 2 grain-One 1 grain-One 1/2 grain