upper cube from lad-pad

upper-cube.scad

//upper-cube.scad


INCL = 3.2; // inner cube length
INCW = 2; // inner cube width
INCH = 2; // inner cube height

THIKNESS = 0.9;

OCL = INCL + THIKNESS * 2  ; // outer cube length
OCW = INCW + THIKNESS * 2 ; // outer cube width
OCH = 2; // outer cube height

module upp_cube() {
    difference() {
            cube([OCW, OCL, OCH], center= true);
            cube([ INCW, INCL, INCH + 1], center= true);
     }
}

upp_cube();