200 mm. Polished chrome head and body for anti-corrosion protection. Laser etched SAE and MM jaw scale for easy size adjustment. Limited lifetime warranty. If this product ever fails, Stanley will replace it. Do not return product to store. Simply call 800-505-4648, M-F, 8-5 EST or www.stanleytools.com. Meets or exceeds ANSI specifications. www.stanleytools.com Made in China.