• Patented Wright Drive® design distributes contact over a larger surface area for greater gripping power and strength. Oiled Black Oxide finish
• 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
