I really is highly effective I really is highly effective I used pencil lead up until about a year ago when I bought Big Bends Nut Sauce… It's a good buy. I applied the Nut Sauce … I use Big Bends Nut Sauce to lube saddles, nut … The only problem I find with it is that if you put too much in the nut … I ordered a tube from Sweetwater. Big Bends Nut Sauce is a Must Have for Guitar and Bass Players! It worked very well. 24 Shuggie 5 years ago Long time Nut Sauce user here. Graphite works well but is a mess, and always discolors a bone nut. I looked for a similar guitar-specific product and came across Big Bends Nut Sauce. Years ago, I used to use liquid graphite in the nut slots. Nut Sauce seems like a silicone type lube and works perfectly. scottosan wrote:I used to is graphite, then invested in Big Bends Nut Sauce. I'm a pretty heavy strummer and every other song it seemed to go out of tune. I make my own bone nuts now and I think you can make those well enough to eliminate binding if you cut the slots carefully and use lube on the slots. http://www.bigbends.com/ Increase string life, increase sustain and harmonics. I just wish that they could make it in white vs black.