From 0a0e7962eda1856b31eb65079016db037930c55f Mon Sep 17 00:00:00 2001
From: Ian Jackson <ijackson@chiark.greenend.org.uk>
Date: Tue, 30 Dec 2014 22:47:44 +0000
Subject: [PATCH] knifeblock: hexagonal screw countersinks

---
 knifeblock.scad | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/knifeblock.scad b/knifeblock.scad
index 8f71dd7..73d3a89 100644
--- 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(){
-- 
2.30.2