Global Trade Identification Number. Includes SAE sizes: 1/4, 5/16, 11/32, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16 and 3/4 in, Includes metric sizes: 6, 8, 10, 12, 13, 14, 15, 16, 17, 18mm. 19.13 x 11.89 x 1.81 inches. 72 tooth ratcheting box end needs a minimal 5° to move fasteners vs 30° for standard wrenches. Off-corner loading design on box end provides better grip and reduces fastener rounding. Pass-thru technology works down any length of threaded rod and long bolts. Thin head and beam provide greater access in confined work areas. Size conveniently stamped on both ends of the beam for quick identification. Manufactured from alloy steel for better strength and longer tool life. Bright, full polish chrome finish wipes easily clean to resist rust and corrosion. Includes SAE sizes: 1/4, 5/16, 11/32, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16 and 3/4 inches, Includes metric sizes: 6, 8, 10, 12, 13, 14, 15, 16, 17, 18 millimeter. GEARWRENCH original Ratcheting wrenches combine the speed of a ratchet with the access and control of a wrench. They offer the ease of 5 degrees of movement to turn fasteners, versus 30 degrees on standard combination wrenches. The small Ratcheting box end Head design enables access to tight spots where a ratchet won’t fit. The open end allows for easier access on tough to reach spots, making jobs go faster and easier. This set is a great addition to any mechanic tools collection. We’re dedicated to bringing you great deals on quality products. From home décor and garden essentials to tools, hardware, and pet accessories, our store has something for everyone – all at prices you’ll love. We do everything we can to ensure every customer is 100% satisfied. If something isn’t right, just send us a message – we’ll make it right quickly!