6440

features

• Designed for superior performance and extra strength for Heavy Duty applications. 2-set screw locking position head and knurled handle with a minimum rating on the 3/4" Drive of 1000 ft. lbs. and 1833 ft. lbs. on the 1" Drive
• Forged and Machined for Best Fit and Unyielding Strength
• Precision Heat-Treated and tempered for optimal hardness, ductility and durability
• Easy to read stamp pattern in order to quickly determine opening size
• Made in the USA. Designed, Engineered and Manufactured in Barberton, OH
• Meets and exceeds ASME B107 hand tool standards