Milescraft DrillBlock, Imperial is designed to help you drill straight holes every time, no matter the drilling surface. This versatile tool features a solid metal bushing block with six common drill bit sizes—1/8”, 3/16”, 1/4”, 5/16”, 3/8”, and 1/2”—allowing precise drilling at a 90° angle to any surface. Whether you need to drill centered on a round item, into a corner, or on cylindrical stock, the built-in V-groove and vertical and horizontal centerlines ensure accurate alignment. Its ergonomic design comfortable handling, while the non-slip TPE feet keep the DrillBlock stable and protect your work surface from scratches. This reliable tool is a for achieving professional drilling results with ease. Model Number: 1312