Cylinder Grinding Wheel, Type 2, Diameter 6 In., Thickness 1 In., Arbor Size 4 In., Rim Thickness 1 In., Abrasive Material Aluminum Oxide, 80 Grit, Vitrified Bond Type, Max. RPM 3600, Specification 38A80-HVBE Technical Specification Item Cylinder Grinding Wheel Wheel Type Type 2 Diameter 6 Thickness 1 Arbor Size 4 Rim Thickness 1 Abrasive Material Aluminum Oxide Grit 80 Bond Type Vitrified Max. RPM 3600 Specification 38A80-HVBE Additional Information Type 2 - Cylinder Toolroom Wheels