holetest: document actual hole sizes as found

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/holetest.scad b/holetest.scad
index 3eedad4995a68508ebd1adacbcfd7752222a3a69..a0ed58fbca23863118592482829e7052b4acea30 100644 (file)
--- a/holetest.scad
+++ b/holetest.scad
@@ -16,6 +16,14 @@ lw = 10;
 
 // calculated
 
+// Actual sizes (according to calipers) of things that fit
+//  A
+//  C - 1.88mm (M3 screw)
+//  E
+//  G - 2.97mm (3mm HSS bit shank)
+//  I - 3.15mm tight fit (Yale padlock from extra padlocks tray)
+//  K - 3.33mm (M3.5 screw)
+
 ly0 = -w/2 -lw;
 
 difference(){