diff --git a/scad/Makefile b/scad/Makefile
new file mode 100644
index 0000000..5657763
--- /dev/null
+++ b/scad/Makefile
@@ -0,0 +1,23 @@
+
+PREFIX=mcopy
+
+OPENSCAD=openscad
+OPENSCAD_OPTIONS=-D VERBOSE=false
+PYTHON=python
+ORDERING_SCRIPT=common/c14n_stl.py
+ECHO=echo
+
+STL=../stl
+MCOPY_RAILS=mcopy_rails.scad
+MCOPY_RAILS_PARTS=$(shell bash parts.sh $MCOPY_RAILS)
+
+all:	directories models
+
+directories:
+	mkdir -p $(STL)
+
+models: directories $(MCOPY_RAILS)
+
+$(MCOPY_RAILS) : $(STL)/mcopy_rails_%.stl 
+	$(OPENSCAD) $(OPENSCAD_OPTIONS) -o $(STL)/mcopy_rails_$@.stl -D PART=\"$(subst $(PREFIX)_,,$(subst .stl,,$(@F)))\" $<
+	$(PYTHON) $(ORDERING_SCRIPT) $(STL)/mcopy_rails_$@.stl $<
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