Specification:<br />Product Name:Activities gear wrench 6PCS suit<br />Product specifications:8，10，12，13，14，17MM<br />Material pull body 45# carbon steel，chrome vanadium steel ratchet CRV<br />Surface treatment: polished chrome<br />Heat treatment hardness<br />Pull body: 38-45 degrees ratchet: 42-48 degrees<br /><br />Package included:<br />6x Ratchet Wrench (A set)