FEATURES HIGH-SPEED STEEL CONSTRUCTION β Crafted from durable HSS, these drill bits provide excellent wear resistance and long-lasting performance, even in tough materials. 1/4" HEX SHANK DESIGN β Features a 1/4" hex shank, ensuring a secure fit in power drills and providing enhanced stability and ease of use during operation. STABILITY AND RIGIDITY β Built to provide maximum stability and rigidity, these bits minimize wobbling and improve precision for more accurate drilling. REDUCED HEAT BUILDUP β The HSS material helps in reducing heat buildup, allowing for smoother drilling and less friction, which extends the lifespan of the bits. FOUR-EDGE CUTTING FOR ULTRA-FAST, SMOOTH CUTS β Designed with four cutting edges, these bits offer ultra-fast, smooth, and clean cuts for a more efficient and professional finish. WIDE RANGE OF APPLICATIONS β Perfect for drilling through stainless steel, aluminum alloy, copper, PVC, and cast iron, making it an ideal choice for a variety of materials and projects. SPECIFICATION Model:CG2055B-5, CG2055BL-5 Size:As shown Material:High Speed Steel Package Includes:1*5-Piece HSS Step Drill Bit Set for Metal NOTES Ideal for use with power drills. Wear proper safety gear when using power tools. Clean and maintain regularly for optimal performance.