10-Size Step Drill Bit, HSS Titanium Coated Unibit, 1/4″–1-3/8″, for Metal, Plastic & Wood

This 10-size step drill bit is made from high-speed steel with a durable titanium coating for long-lasting performance and smooth drilling. Designed to drill multiple hole sizes from 1/4″ to 1-3/8″ with a single bit, it reduces the need for frequent tool changes and improves efficiency. The two-flute design ensures fast chip removal and cleaner cuts, while the tri-flat shank provides a secure grip in power tools. Ideal for drilling in metal, plastic, wood, and other sheet materials, it delivers precise and reliable results for both DIY projects and professional use.