Introducing our MachEl Set of 2 Spring Center Tap Guide Tools, meticulously crafted to optimize threading operations on lathe, mill, and jig bore machines. Product Ref: AGTGK-128: Crafted from precise hardened alloy steel, this tool ensures durability and resilience. Its point is hardened to 50-55 HRC, providing optimal strength for consistent performance. With a 12mm (1/2") shank featuring a spring-loaded center, this tool guarantees ease of use and versatility. Measuring 85mm in overall length, it offers flexibility for various applications. Product Ref: AGTGK-127: Constructed from precise hardened alloy steel, this tool is engineered for reliability and precision. Its point is hardened to 50-55 HRC, ensuring durability and consistent performance. The 1/2" diameter hardened shank is knurled for easy handling, while the adjustable tension spring and 3/16" hardened tension pin ensure precise execution. Universally sized for all tapping applications, it simplifies and enhances threading tasks. These tap guide tools are essential for achieving straight and accurate hand-tapped threads. By gripping the center's body in a drill chuck or collet and inserting the hardened point into the tapping handle, users can ensure the stroke of the center follows the tap, resulting in consistently precise and straight threads. Upgrade your threading operations with our MachEl Tap Guide Tools, the ultimate solution for superior precision and efficiency in machining tasks.