K-T Industries 4" X 1/8" X 5/8" Metal Grinding Wheel

Made with resin bond and are fully reinforced with fiberglass for safety at high speeds. Wheels are two-ply fiberglass reinforced for maximum strength. K-T wheels have a balanced design for long life, efficiency and safety in grinding jobs. Wheel size 4 x 1/8 Arbor 5/8. Type 27 Maximum RPM 13,500.