Description of π§ Efficient and Precision Counterboring with Drill America DEWA CCBR5
Aircraft counter bore. High-speed steel tools are good for most general purpose applications, offering a combination of hardness and toughness for wear resistance. Round shanks allow use with a wide variety of tool holding systems. Counter boring is the enlargement of a portion of a hole that has previously been formed. The counter bore is a two-piece construction, having an integral shank and counter bore-cutter, and a pilot that is interchangeable, which provides flexibility in the use of the tool.