toolbox-inserts: bits: 4 fixings

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

diff --git a/toolbox-inserts.scad b/toolbox-inserts.scad
index 3c24406b394c5202930539b46023596298136792..79d8887d3dc7141265cc6dd41ea28770e3729de3 100644 (file)
--- a/toolbox-inserts.scad
+++ b/toolbox-inserts.scad
@@ -83,7 +83,7 @@ bit_fixing_depth = 6.0;
 
 bit_holder_offset = fixing_pitch * [-0.5, -0.0];
 bit_holder_fixings_dn = -1;
-bit_holder_fixings_ys = [0];
+bit_holder_fixings_ys = [-1, +1];
 
 $fs = 0.1;
 $fa = 3;