. Check out the latest offering from N Scale of Nevada ... in stock and ready for immediate shipment. The Slim Jim Track Cleaner Check out these great features ... 1. Extra fine Cratex abrasive discs - will not scratch railheads. 2. It works with Z - HO and N scales 3. The tool lifts your hand well up from the track so you can use it between tracks in a yard - so you don't even have to remove rolling stock for fear of derailments. 4. The tool perfectly cleans TWO tracks at once - cutting that chore in half. 5. Easier to grasp then the BRITE BOY and if you have Arthritis you know that's no small Blessing. 6. It'll easily clean more than 1,000 of 1:1 miles of N - HO or Z scale track