Issue description: Client crash with a rendering issue

What happens: Client crashes

What you expected to happen: Client not to crash

Steps to reproduce:

1. I attempted to convert a copper block to ingots in Grid's crafting grid.
2. Crashed

...

Version (Make sure you are on the latest version before reporting):

• Minecraft: 1.10.2
• Forge: 12.18.3.2185
• Refined Storage: 1.2.14

Does this issue occur on a server? [yes/no] Yes

If a (crash)log is relevant for this issue, link it here:

[pastebin/gist/etc link here]
http://pastebin.com/bRSXZBjC

It seems like minetweaker is chocking on some tooltip. You might want report it to them. Or check your minetweaker scripts or mod pack issue tracker.