23mm Dia 1/2-inch Straight Shank HSS Twist Drill Bit Black

High?speed steel tool?is?good for most general purpose applications offering a combination of hardness and toughness for wear resistance. Straight and round shank allows use with a wide variety of toolholding systems. When run in a counterclockwise direction (right-hand cut) spiral fluted tools evacuate chips up and out of the cut to reduce clogging. Ideal for drilling in low and medium tensile strength materials.