This wolfcraft drill stand is designed for use with power drills with a collar diameter of 43 mm, and will be perfect for holding your drill steady during use for much more accurate drilling. With this drill stand, drilling at surfaces, round workpieces and boards can be done with absolute precision. The milled worktop with clamping grooves is ideal for fastening clamping blocks or vices. The sturdy, 40 mm round column with a 340 mm long, toothed rack screwed onto means the drill won't be twisted away during use. The stand is equipped with an adjustable scale ring for accurately setting the drilling depth, down to the last millimeter. This wolfcraft drill stand is a practical accessory for precise drilling.