Drilling machine
FIG. 1 is a front elevational view of a drilling machine showing our new design; 
     FIG. 2 is a rear elevational view; 
     FIG. 3 is a side elevational view taken from the left side of FIG. 1; 
     FIG. 4 is a side elevational view taken from the right side of FIG. 1; 
     FIG. 5 is a top plan view; 
     FIG. 6 is a bottom plan view; 
     FIG. 7 is a perspective view thereof.