Wrench, 7/16", with 12 Pt Box End, 5-1/8" Lg. K Tool International. Tool Storage. Box ends feature rounded corners for increased torque. You agree to indemnify, defend and hold harmless J and B Tool Sales and our parent, subsidiaries, affiliates, partners, officers, directors, agents, contractors, licencors, service providers, subcontractors, suppliers, interns and employees, harmless from any claim or demand, including reasonable attorneys?.