MBM 55 2" Single Spindle Paper Drill. The MBM 55 drill is a heavy duty single spindle drill with a 2" capacity, 5 preset patterns, easy glide table, self centering side guides, and quick release clamp. The MBM 55 accommodates drill bits from 7/64" to 1/2" (unit includes 1/4" and 5/16" bits). The great thing about the MBM 55 Paper drill is that it is easy to use. The easy glide table and the preset patterns make drilling common hole patterns both fast and accurate. You can't ask for more from a tabletop paper drill. Consider using an MBM 55 paper drill in your organization today.