x-end: increase tolerance for rod holes

Printed in PETG, these were a bit tight

diff --git a/scad/x-end.scad b/scad/x-end.scad
index 0e5ead5..e03c06a 100644 (file)
--- a/scad/x-end.scad
+++ b/scad/x-end.scad
@@ -13,7 +13,7 @@
 use <bearing.scad>
 include <configuration.scad>
 
-pushfit_d = smooth_rod_d + 0.15;
+pushfit_d = smooth_rod_d + 0.25;
 hex_nut_r = 4.75;
 
 module nut_trap_base () {