Crystal Pink is the finest, most durable granite surface plate available to industry today. The name is derived from the fact that it has the highest crystalline quartz content of any granite surface plate.

Starrett® Surface Plate, 12 x 18 in Surface, 3 in Thickness, 0.000235 in Flatness Unilateral Tolerance, B Toolroom Grade, Granite, Crystal Pink®

• Starrett crystal pink granite surface plates are accurate for use in metrology laboratories and wear resistant for use in abrasive shop environments
• Even distribution of large quartz crystals provides a smooth finish, which significantly reduces wear on the surface plate and the instruments used on it
• This fine micro-finish, combined with the natural voids in the surface, prevents wringing and provides a velvety-smooth tool action
• 1/2 in dia thru hole
• C'bore located in the center of the 12 in width and 1-1/2 in from edge mark