GEARWRENCH Flex Impact Socket Set 84917N 8 Piece Three Eighths Inch Drive Swivel Joint Manganese Phosphate SAE 6 Point Alloy Steel Auto Repair Tool Multiquip preventing the blade from digging preventing the blade from digging into the concrete for a smoother finish HVAC Refrigerant Line and Drain Penetrations: Core drilling smooth clearance holes through foundational brick and masonry blocks for mini split line sets and condensate drains The GEARWRENCH 84917N SAE Universal Flex Impact Socket Set delivers 8 high visibility chrome molybdenum steel components engineered to serve as a primary high torque angular fastening tool for obstructed industrial hardware Brand GEARWRENCH Part Number 84917N Drive Tang Size 3 8 Inch Drive Type Profile 6 Point Socket Structural Type Universal Flex Joint Swivel Measurement System SAE (Imperial Fractional) Piece Count 8 Pieces Material Construction Chrome Molybdenum (Cr Mo) Alloy Steel Surface Finish Type Manganese Phosphate Coating Length Format Standard Compliance Standards Meets or Exceeds ASME and ANSI Specifications Warranty Infrastructure Full Lifetime Warranty Pro Tip: Periodically apply a single drop of clean tool oil directly into the swivel pin pivot point