diff --git a/.gitignore b/.gitignore
index 09b61a1..93b4f6b 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,3 @@
 node_modules/
 *.scad.stl
+models/
diff --git a/customizer.scad b/customizer.scad
index bf59969..19d18ec 100644
--- a/customizer.scad
+++ b/customizer.scad
@@ -617,14 +617,10 @@ module bump(depth=undef) {
     children();
 }
 
-module one_single_key(profile, row, unsculpted) {
-   key_profile(profile, unsculpted ? 3 : row) key();
-}
-
-module one_row_profile(profile, unsculpted = false) {
+module row_profile(profile, unsculpted = false) {
   rows = [5, 1, 2, 3, 4];
   for(row = [0:len(rows)-1]) {
-    translate_u(0, -row) one_single_key(profile, rows[row], unsculpted);
+    translate_u(0, -row) key_profile(profile, unsculpted ? 3 : rows[row]);
   }
 }
 
diff --git a/expand.rb b/expand.rb
index 007bcb9..16973e6 100644
--- a/expand.rb
+++ b/expand.rb
@@ -1,27 +1,3 @@
+require './openscad.rb'
 
-def expand(filename)
-  lines = File.readlines(filename)
-  old_dir = Dir.getwd
-
-  Dir.chdir File.dirname(filename)
-  lines = lines.flat_map do |line|
-    if line =~ /(include|use)\s*<(.*)>/
-      # File.readlines("./#{$2}")
-      expand("./#{$2}")
-    # in lieu of actually implementing `use`, we can just cull this final line from key.scad
-    elsif line =~ /example\_key\(\);/
-      ""
-    else
-      line
-    end
-  end
-
-  Dir.chdir old_dir
-
-  lines
-end
-
-lines = expand(ARGV[1] || 'customizer_base.scad')
-
-f = File.open('customizer.scad', 'w')
-f.write lines.join
+OpenSCAD::expand_openSCAD_file(ARGV[1] || 'customizer_base.scad', 'customizer.scad')
diff --git a/keys.scad b/keys.scad
index ba356c4..005e204 100644
--- a/keys.scad
+++ b/keys.scad
@@ -16,4 +16,9 @@ include <src/key_transformations.scad>
 
 //$has_brim=true;
 
-   key();
+$inverted_dish = true;
+$key_length = 6;
+ dcs_row(3) {
+     $dish_type =  "sideways cylindrical";
+     key();
+ }
diff --git a/model_base.scad b/model_base.scad
new file mode 100644
index 0000000..d64089a
--- /dev/null
+++ b/model_base.scad
@@ -0,0 +1,21 @@
+// entry point for customizer script. This probably isn't useful to most people,
+// as it's just a wrapper that helps generate customizer.scad for thingiverse.
+
+/* [Basic-Settings] */
+
+// what preset profile do you wish to use? disable if you are going to set paramters below
+key_profile = "dcs"; // [dcs, oem, dsa, sa, g20, disable]
+// what key profile row is this keycap on? 0 for disable
+row = 1; // [5,1,2,3,4,0]
+
+// What does the top of your key say?
+legend = "";
+
+include <src/settings.scad>
+
+include <src/key_sizes.scad>
+include <src/key_profiles.scad>
+include <src/key_types.scad>
+include <src/key_transformations.scad>
+
+use <src/key.scad>
diff --git a/models.rb b/models.rb
new file mode 100644
index 0000000..4e4ecfb
--- /dev/null
+++ b/models.rb
@@ -0,0 +1,34 @@
+require './openscad.rb'
+require 'tempfile'
+
+ROWS = [5,1,2,3,4].freeze
+SIZES = [1].freeze # , 1.25, 1.5, 1.75, 2, 2.25, 2.75, 6.25
+PROFILES = ['dcs', 'dsa', 'g20', 'oem', 'sa'].freeze
+
+# can't get include statements to work dynamically so we'll just use a file
+def make_file(command)
+  lines = OpenSCAD::expand('model_base.scad')
+  lines << command
+  f = Tempfile.new('models.scad')
+  f.write lines.join
+  f.close
+  f.path
+end
+
+# length is not used in the command here to get the automatic stabilizers from the script
+def make_command(row, length, profile)
+  "key_profile(\"#{profile}\", #{row}) { union() { #{length == 6.25 ? '$dish_type = "sideways cylindrical"; $inverted_dish=true;' : ''} key(); } }"
+end
+
+ROWS.each do |row|
+  SIZES.each do |length|
+    PROFILES.each do |profile|
+      command = make_command(row, length, profile)
+      filename = "#{profile}_row-#{row}_length-#{length.to_s.sub('.', '_')}.stl"
+      puts "rendering #{filename}:"
+      puts "\tcommand: #{command} \n\n"
+      path = make_file(command)
+      `openscad -o ./models/#{filename} -D "\\\$key_length = #{length};" #{path}`
+    end
+  end
+end
diff --git a/openscad.rb b/openscad.rb
new file mode 100644
index 0000000..ca2e529
--- /dev/null
+++ b/openscad.rb
@@ -0,0 +1,30 @@
+module OpenSCAD
+  def self.expand(filename)
+    lines = File.readlines(filename)
+    old_dir = Dir.getwd
+
+    Dir.chdir File.dirname(filename)
+    lines = lines.flat_map do |line|
+      if line =~ /(include|use)\s*<(.*)>/
+        # File.readlines("./#{$2}")
+        expand("./#{$2}")
+      # in lieu of actually implementing `use`, we can just cull this final line from key.scad
+      elsif line =~ /example\_key\(\);/
+        ""
+      else
+        line
+      end
+    end
+
+    Dir.chdir old_dir
+
+    lines
+  end
+
+  def self.expand_openSCAD_file(source, destination)
+    lines = OpenSCAD::expand(source)
+
+    f = File.open(destination, 'w')
+    f.write lines.join
+  end
+end
diff --git a/src/key_transformations.scad b/src/key_transformations.scad
index 3c9495d..13b1240 100644
--- a/src/key_transformations.scad
+++ b/src/key_transformations.scad
@@ -125,13 +125,9 @@ module bump(depth=undef) {
     children();
 }
 
-module one_single_key(profile, row, unsculpted) {
-   key_profile(profile, unsculpted ? 3 : row) key();
-}
-
-module one_row_profile(profile, unsculpted = false) {
+module row_profile(profile, unsculpted = false) {
   rows = [5, 1, 2, 3, 4];
   for(row = [0:len(rows)-1]) {
-    translate_u(0, -row) one_single_key(profile, rows[row], unsculpted);
+    translate_u(0, -row) key_profile(profile, unsculpted ? 3 : rows[row]) children();
   }
 }