Description NORTON GRINDING WHEEL 4″ X 3″ X 5/8″ -11 Used for Frog Profile Grinding The Norton Grinding Wheel – 4” x 3” x 5/8” – 11 is a Type 6 wheel and is 8120 RPM. This wheel is used for frog profile grinding to remove any imperfections in a frog, improving a frog’s lifespan, and preventing derailment, therefore greatly increasing safety. Over time, even materials as tough as rail become worn down making abrasives a vital part of the rail maintenance process ensuring rail and frogs maintain a proper profile to lower the risk of derailment. Quick Specs: Diameter of 4”, a thickness of 3″, and a 5/8” arbor hole with 11 threads Type 6. 8120 RPM grinding wheel Used for frog profile grinding Call or email RRTools today for your top railway industry tools! https://rrtools.com/contact-us/?swcfpc=1
