Monkey wrench Size:6,8,10,12,15,18,24" Material:45,40CR and CRV steel Production technology:forged Monkey wrench/adjustable wrenchDescription: Adjustable wrenchsize : from 6 inches to 24inches.Material: carbon steel (45# steel),crvSurface treatment: chrome finish, sub-luminous chrome finish, galvanized with nickelized finish, black nichelizd finish, phosphatized black finish.The products are ...