diff --git a/watch_stand.py b/watch_stand.py
index db6cb71..679145e 100644
--- a/watch_stand.py
+++ b/watch_stand.py
@@ -10,10 +10,10 @@ from svgpathtools import svg2paths
 import cadquery as cq
 import cqmore
 
-base_diameter = 90
+base_diameter = 100
 base_radius = base_diameter / 2
 
-band_diameter = 40
+band_diameter = 50
 band_radius = band_diameter / 2
 
 clock_diameter = 35
@@ -22,28 +22,46 @@ clock_radius = clock_diameter / 2
 winding_knob_dist = clock_radius
 band_width = 18.13
 
-first_circle_height = 105  # how tall the horizontal circle part will be
+first_circle_height = 120  # how tall the horizontal circle part will be
 
 Workplane = cqmore.extend(Workplane)
 Workplane.addSvgPath = addSvgPath
 
-result = Workplane()
+stand_base = Workplane()
 
-result = result.cylinder(first_circle_height, band_radius)
+stand_base = stand_base.cylinder(first_circle_height, band_radius)
 
-result = result.faces(">Z[0]").sphere(base_radius)
-result = result.workplane(offset=base_radius).box(
+simple = False
+
+screw = ButtonHeadScrew(
+    size="M16-2", fastener_type="iso7380_1", length=50 * MM, simple=simple
+)
+
+scaled_screw = screw.scale(0.90)
+
+screw_thread = Workplane("YZ").workplane(offset=60).move(0, 40).cylinder(100, 10).threadedHole(
+    screw, 30, simple=simple, fit="Loose"
+)
+
+screw_thread = screw_thread.workplane(offset=50).center(0, 50).sphere(60, combine="cut")
+
+stand_base = stand_base.union(screw_thread)
+
+stand_base = stand_base.faces(">Z[0]").sphere(base_radius)
+stand_base = stand_base.workplane(offset=base_radius).box(
     base_diameter, base_radius * 2, base_radius * 2, combine="cut"
 )
 
-result = (
-    result.workplane(offset=base_radius - 15)
+stand_base = (
+    stand_base.workplane(offset=base_radius - 10)
     .rect(base_radius, base_radius, forConstruction=True)
     .vertices()
     .cylinder(5, 5, combine="cut")
 )
 
+cq.exporters.export(stand_base, "/home/deck/model_files/watch_stand_base.step")
+
 try:
-    show_object(result)
+    show_object(stand_base)
 except NameError:
     pass