Made of high quality, stress relieved cast iron, with all faces and ends finished square and parallel. Size tolerance ofï¾±.015 inch. Machined finish square and parallel to .002 per 6 inches.
Warning:This product may expose you to chemicals including Nickel, Chromium, or Lead, chemicals known to the State of California to cause Birth Defects and/or Cancer. For more information go to www.P65Warnings.ca.gov