W. L. Fuller 13/64 in. Taper Drill Bit professional-grade performance with its high-speed steel taper point design, specifically made for the TPS-Lock System. This drill bit features a 1/4” hex power shank that ensures a positive drive, combining the strength of a one-piece tool with the cost savings of a detachable shank. The innovative TPS-Lock® System s the drill will not release until you are ready to disassemble it, providing added security and reliability. Backed by a Lifetime against breakage, this drill bit is easy to install and remove by aligning the shank with the set screw hole and securing it with a small hammer and set screw. Whether you need to engage or release the TPS-Lock® grip, the process is straightforward, making this drill bit a dependable choice for professionals. Model Number: 20130203C