Engineered for high-torque impact applications, the STMT89454?8B socket meets ANSI standards and is crafted from chrome-molybdenum steel, known for its strength and resistance to wear. The 6?point (hexagonal) design, combined with Stanley's Maxi-Drive system, provides up to 15% more torque while reducing the risk of fastener rounding. The black finish offers additional corrosion resistance. Summary Table Feature Specification Model STMT89454?8B Socket Size 27?mm Drive Size �? (12.7?mm) Point Configuration 6?Point (Hexagonal) Material Chrome-Molybdenum Steel Finish Black (Impact-Rated) Torque System Maxi-Drive (Radius-Corner, +15% Torque) Compliance ANSI Standard Ideal Use High-Torque Impact Applications