HTC® solid carbide number size jobber drills feature a 25° helix angle and a 118° split point. As with all of our solid carbide tools, these drill bits are manufactured using state-of-the-art machinery, manufacturing processes and inspection techniques, making them the preferred choice of solid carbide drills for machinists wanting to produce high quality parts with maximum tool life.
Number 21 - .159 Dia. x 1-3/8" LOF x 2-1/2" OAL