DeoxIT D100L-25C Precision Needle Applicator, More Than A Contact Cleaner, 25 mL, Pack of 1

It works for stuck keys!

I thought this was pretty expensive but it only takes a very small amount on each contact. I just invert the bottle and rub it against the contact and I get enough to do the job. Makes a flashlight about 50% brighter when applied to battery ends.

fast service and nice product

This is the best stuff on the market to clean volume pots

I used thus stuff on my Pioneer dj mixer. The sliders was static cutting on and off. The main volume adjustments on the rear of mixer was static and one side (left side) would completely cut off until I lubed it up with that juice. Now the mixer works like brand new.

Great product to use in electronics.

Outstanding contact cleaner. I had used other contact cleaners on my wiring harness to try and clean up signal from torque sensor. This one did the trick.

I have been using the bottle with brush applicator for almost a decade. And when it was about to run out, I got this to refill the brush bottle and at the same time have a syringe-like applicator for delivering into tight connector spots like in surface-mount interfaces. I use this in tandem with the usual pressured spray can contact cleaner first, then apply this one. The contacts are maintained at high-efficiency maximizing signal transfer and preventing intermittent problems due to poor connections. My go to choice for connector maintenance and reconditioning.

I only use this product on one thing: the contacts on my

Instantly remedied noisy volume pot on electric guitar.