Lasts up to 2x longer than a Bosch PointTeQ Drill Bit Are you a construction worker or installer looking for durable drill bits to drill in metal with your drill driver or impact driver? Try PRO Metal HSS-G Impact Twist Drill Bits. They will help you drill effectively in steel, non-ferrous metals, and plastic. PRO Metal HSS-G are made from premium high-speed steel and ground to ensure they are long-lasting and resistant to wear and heat. They have an impact-rated hex shank, which means you can transfer more power to the drill and work more efficiently. They are a great choice for construction workers and installers who need durable drill bits to drill in alloyed and unalloyed steel, non-ferrous metals, cast iron, plastics, and wood. Hex shank for a strong connection and maximum torque transmission in three-jaw chucks and ¼" internal hex tool holders Tested in Bosch labs according to Bosch standard procedures. Features and Benefits: • Lasts up to 2x longer than a Bosch PointTeQ Drill Bit • Hex shank for a strong connection and maximum torque transmission in three-jaw chucks and ¼" internal hex tool holders • For drilling in metal, eg when pre-drilling for anchors, rivets and threads or drilling in steel beams for installations, and fixtures • Highly efficient for construction workers and installers: Long Life Specifications: Diameter mm: 2.0; 3.0; 4.0; 5.0; 6.0; 7.0; 8.0; 10.0 Working length mm: 24; 33; 43; 52; 57; 69; 75; 87 Total length mm: 60; 72; 83; 91; 98; 109; 117; 133 Set dimension(s) mm: 41,0 x 110,0 x 200