KzxCadT is a very powerful cad designing package software with a full visual environment.Have all the standard tools in hand as circles, lines, rectangles, arcs and plus the special shapes as obrounds, DD & D slots very used in sheet metal shops. Great control on macros, dimensioning, Zoom in , zoom out and pan your work area, dynamic zoom and zoom previous. Snap to all points with just a right mouse click and great, smooth cursor control.