The dremel dsm20 tool is a versatile compact saw that uses abrasive cutting technology this tool is intended for straight cuts in wood plastic metal drywall fibreboard and tiles the dsm20 accessories use abrasive wheels opposed to conventional tooth bladed wheels this means that none of the dsm20 accessories have sharp intimidating teeth the abrasive grit found on the edge of the wheels combined with the high speed rotation and the powerful motor ensures that all the cuts are accomplishe