Colonial West Ceramic Toolroom Surface Grinding Wheel, 7″ Dia. x 1/4″ Width, Hardness K, 80 Grit – T07145

• Designed for extremely cool cutting.
• Best on tool steels 40 Rockwell “C” hardness and higher.
• Blue premium ceramic grain mixed with premium friable aluminum oxide.
• Heavier, faster stock removal with 3-5 times the wheel life of conventional aluminum oxide wheels.
• Equivalent to Norton SG wheels.
• Hole Size: 1-1/4″
• Maximum Speed: 3,600 RPM
• Wheel Type: 01
• Grade: Medium

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