diff --git a/3d-printing/files/scad/head_cap.scad b/3d-printing/files/scad/head_cap.scad
new file mode 100644
index 0000000..de807b5
--- /dev/null
+++ b/3d-printing/files/scad/head_cap.scad
@@ -0,0 +1,14 @@
+$fn =100; 
+difference(){
+minkowski()
+{
+  cube([40,14,11]);
+  cylinder(r=2,h=1);
+}
+
+translate([1,1,-1]) minkowski()
+{
+  cube([40-2,14-2,2]);
+  cylinder(r=2.2,h=10);
+}
+}
\ No newline at end of file
diff --git a/3d-printing/files/scad/head_plate.scad b/3d-printing/files/scad/head_plate.scad
new file mode 100644
index 0000000..8bbeb82
--- /dev/null
+++ b/3d-printing/files/scad/head_plate.scad
@@ -0,0 +1,35 @@
+$fn =100; 
+difference(){
+union(){
+minkowski()
+{
+  cube([40,14,1]);
+  cylinder(r=2,h=1);
+}
+
+translate([1,1,0]) minkowski()
+{
+  cube([40-2,14-2,1+0.5]);
+  cylinder(r=2,h=1);
+}
+
+translate([20,14/2,0])cylinder(d = 6.4+3,  h = 3);
+translate([20+(6+2),14/2,0])cylinder(d = 6.4+3,  h = 3); 
+translate([20+(6+2)*2,14/2,0])cylinder(d = 6.4+3,  h = 3); 
+
+// inlay() 
+
+translate([8,14/2,(15/2)-(9/2)])rotate([0,-15,0])cylinder(h=9,d=6+3, center= true);
+}
+union(){
+translate([8,14/2,(15/2)-(9/2)])rotate([0,-15,0])cylinder(h=9+4,d=6, center = true); 
+
+
+color(c=[0,0,255],alpha = 0.5){
+translate([20,14/2,-0.5])cylinder(d = 6.4,  h = 7); 
+translate([20+(6+2),14/2,-0.5])cylinder(d = 6.4,  h = 7);
+translate([20+(6+2)*2,14/2,-0.5])cylinder(d = 6.4,  h = 7);
+}
+}
+translate([0,0,-5])color(c=[255,0,0],alpha = 0.5) cube([40,14,5]); 
+}
\ No newline at end of file