This drill bit gauge includes 29 different gauges from 1/16” to ½” in 64ths of an inch increments, ensuring a versatile range of sizes for all your drilling needs. Our drill gauge is compatible with any impact driver bit set, making it a valuable asset for masonry drill bits, metal drill bits, and wood drill bits applications. Designed with clearly etched high contrast markings and a hanging hole for easy storage, this accessory is a perfect addition to your power tool accessories.