9/16 in. x 1 in. 8-Sizes Titanium Heavy-Impact HSS Step Drill Bit by Stark

The Stark Heavy Impact HHS Titanium Step Drill Bits are specially designed to accommodate the needs of professionals and serious DIY handyman. Each of our bits are individually engineered with premium quality high speed steel by undergoing heat treatment and coated with titanium nitride finish to have superior strength and durability for metalworking applications. The drill bits are constructed with dual flute design, ensuring less friction and heat production for smoother and faster drilling applications. This HHS titanium step drill bit is specially designed for use with impact drivers, drill presses and power drills/drivers.

• Stark heavy impact 9/16 in. x 1 in. step drill bits are specially designed for use with impact drivers, drill press and power drills/drivers
• Bits are constructed with high speed steel with titanium nitride coating to provide excellent strength and durability for clean cuts
• Dual flute design ensures that bits can cut cooler, drill smoother and last longer than standard bits
• Features 8-step sizes with high-visibility laser etched size marking for easy drill bit selection
• Self-centering 3/8 in. Dia tri-flat shank for use with 3/8 in. or larger chuck drill/drivers
• Ideal for cutting or drilling holes in thin metal material such as steel, stainless steel, copper, aluminum and other duct/sheet metals