Material and Heat Treatment Our AKM 61 pcs Master Thread chasers are crafted from topnotch tool steel or carbon steel, renowned for their exceptional cutting prowess and durability. Heat treatment is a standard procedure to bolster hardness and wear resistance, ensuring efficient repair of thread damage. Color Coding for Thread Types To facilitate easy identification, rethreading tools are colorcoded. Silver denotes UNC threads, black for UNF, and gold for Metric threads, aiding quick visual differentiation in various applications. Versatile Applications Thread chasers find extensive utility across diverse industries such as automotive repair, mechanical manufacturing, and industrial sectors. They excel in repairing damaged threads in crucial components like oil holes in car engines and threaded holes in machinery. CostEffective Solution Offering a pocketfriendly alternative, thread chasers present a costeffective means to repair damaged threads. By restoring threads instead of replacing entire fasteners or resorting to more intricate repair methods, they save both time and expenses. Convenience and Efficiency Whether utilized in professional settings or for domestic repairs, thread chasers prove invaluable in restoring thread functionality, thwarting further damage, and obviating the necessity for complete fastener replacement. Their efficiency and convenience make them a preferred choice across various repair scenarios.