A long time ago, in an issue far, far away…the May 2014 issue of KITPLANES, to be exact…The Home Shop Machinist covered the ins and outs of using the Quantum jig to DIY drill bolt heads for safety ...

A power drill is a workhorse that’s essential to many DIY projects. While you probably already have the standard bits needed for your drill to drive screws and make pilot holes, you may be missing out ...