1 files changed, 7 insertions, 0 deletions

diff --git a/Makefile b/Makefile
new file mode 100644
index 0000000..5981fc1
--- /dev/null
+++ b/Makefile
@@ -0,0 +1,7 @@
+%.stl: %.scad
+	openscad $< -o $@
+
+all: ball.stl screw.stl shell_lower.stl shell_upper.stl
+
+clean:
+	-rm *.stl