knifeblock: hexagonal screw countersinks

diff --git a/knifeblock.scad b/knifeblock.scad
index 8f71dd74b8ada7040f4fc365fa4f6eb8d813e424..73d3a8954707a30080f1640159a6b33918f3c36e 100644 (file)
--- a/knifeblock.scad
+++ b/knifeblock.scad
@@ -13,8 +13,8 @@ maxhandledepth = 43.5 - 5;
 front = 5;
 back = 8;
 height = 50;
-minsidein = 3;
-minsideout = 3;
+minsidein = 4;
+minsideout = 4;
 
 frontbackslop = 0.5;
 
@@ -68,7 +68,7 @@ module ScrewHole(){
     cylinder(r=screwdia/2, h=150, $fn=40);
   translate([0, totaldepth-front - screwbackdepth, 0])
     rotate([90,0,0])
-    cylinder(r=screwcsinkdia/2, h=100, $fn=40);
+    cylinder(r=screwcsinkdia/2 / (sqrt(3)/2), h=100, $fn=6);
 }
 
 module Block(){