Great tool for dowel holes, face frames, shelf pins, furniture repair, and standard joinery. * Works with bits from 3/16 inch to 1/2 inch ( 5mm-12mm ). Bits are 32mm from center to center. Accepts standard 10 mm shank boring bits * Features adjustable rack & pinion fence and fence mounted handle for superior stability and control * Easy to use without the need of set up jigs and portable enough to make repairs in the field. Carrying case included * 5 Year Limited Warranty - 90 Days Money Back Guarantee