diff --git a/src/bevel_gear.rs b/src/bevel_gear.rs
index d109e12..78d4b0e 100644
--- a/src/bevel_gear.rs
+++ b/src/bevel_gear.rs
@@ -58,7 +58,7 @@ impl BevelGearShape {
 	pub fn cut(&mut self, cutter_tfm: Affine3A) {
 		let cutter = self.desc.cutter();
 		let z_proj = self.desc.pitch_distance();
-		let cutting_line = cutter.to_shape(0.375..0.625, 200);
+		let cutting_line = cutter.to_shape(0.375..0.625, self.points.len());
 		let cutting_line: Vec<_> = cutting_line
 			.into_iter()
 			.map(|pt| {
diff --git a/src/lib.rs b/src/lib.rs
index ef6b81f..7284762 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -117,17 +117,19 @@ impl Core {
 			teeth: args.tooth,
 			cone_halfangle: args.cone_halfangle,
 		};
-		let bevel_gear_shape = bevel_gear::BevelGearShape::new_blank(&bevel_gear_desc, 600);
+		let bevel_gear_shape =
+			bevel_gear::BevelGearShape::new_blank(&bevel_gear_desc, 16 * args.tooth as usize);
 
 		let crown_gear_desc = bevel_gear_desc.cutter();
 		let crown_gear_mesh = crown_gear::make_mesh_simple(
 			&crown_gear_desc,
 			&crown_gear::CrownGearVisual {
 				inner_radius: crown_gear_desc.pitch_radius / 2.,
-				outer_radius: crown_gear_desc.pitch_radius,
+				outer_radius: crown_gear_desc.pitch_radius
+					+ 2. * bevel_gear_desc.cone_halfangle.tan(),
 				base_thickness: 2.0,
 			},
-			600,
+			(16. * crown_gear_desc.teeth()).floor() as usize,
 		)
 		.to_mesh()
 		.to_standard_mesh()