Middle bits never Lower well in the end grain of wood. The central screw has a tendency to pull out, or to split the Wooden alongside the grain, and also the radial edges have difficulty chopping throughout the extensive Wooden fibers. Greatest for: Driving or loosening screws and other fasteners https://drillbitmanufacturer82593.ezblogz.com/65916594/the-definitive-guide-to-drill-bit