tools so good we guarantee 'em for life Bad Dog Multi Purpose DRILL BITS drill EVERYTHING Patented BITER Drill Mounted Sheet Material Cutter with steerable head turns circles around other nibbling tools. HDII Cutting & Grinding Blade in 4. 5, 6, 7 diameters is the last blade you'll need to mount on your angle grinder. With Bad Dog Tools you'll always have the right tool in your toolbox See 'em in action at CONEXPO, Drill Bits ...