Grinding Wheels with Vitrified Bond | POLTAVA DIAMOND TOOLS
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3M™ Vitrified Grinding Wheel 33VH | 3M United States
Amazon.com: PFERD Bench Grinding Wheel Carbide Type | 6x3/4x1 inch, vitrified Bond, Silicon Carbide, grit Size 80 | 61786 - for use on Hard Materials, Included bushings 3/4, 5/8, 1/2 inch : Industrial & Scientific