diff --git a/screws.scad b/screws.scad
index 3a0d066..58d799d 100644
--- a/screws.scad
+++ b/screws.scad
@@ -965,11 +965,12 @@ module screw_head(screw_info,details=false) {
 //     mark(3) nut("1/4-20", thickness=8, diameter=0.5*inch,tolerance="3B");
 //   }
 // Example(2D): This example shows the gap between nut and bolt at the loosest tolerance for UTS.  This gap is what enables the parts to mesh without binding and is part of the definition for standard metal hardware.
+//   $slop=0;
 //   $fn=32;
 //   inch=25.4;
-//   projection(cut=true) xrot(-90) {
-//       color("red") render() back_half() zrot(-90) screw("1/4-20,1/4", head="button",orient=UP,anchor=BOTTOM,tolerance="1A");
-//       render() back_half() down(inch*1/20*.325+inch/20*3) nut("1/4-20", thickness=8, diameter=0.5*inch,tolerance="1B");
+//   projection(cut=true)xrot(-90){
+//       screw("1/4-20,1/4", head="hex",orient=UP,anchor=BOTTOM,tolerance="1A");
+//       down(inch*1/20*2.58) nut("1/4-20", thickness=8, diameter=0.5*inch,tolerance="1B");
 //   }
 
 module screw(name, head, thread="coarse", drive, drive_size, oversize=0, spec, length, shank=0, tolerance=undef, details=true, anchor=undef,anchor_head=undef,spin=0, orient=UP)
diff --git a/version.scad b/version.scad
index 6a25763..7847591 100644
--- a/version.scad
+++ b/version.scad
@@ -8,7 +8,7 @@
 //////////////////////////////////////////////////////////////////////
 
 
-BOSL_VERSION = [2,0,330];
+BOSL_VERSION = [2,0,331];
 
 
 // Section: BOSL Library Version Functions