The Ingersoll Rand® 52 piece master bit socket set combines the most commonly used technician tools in a comprehensive all-in-one collection. Set in a durable, high-quality storage case that breaks down with removable hinges for easy storage in toolbox drawers and reassembles in seconds for transporting tools. Torx is a registered trademark of Acument Intellectual Properties LLC • COMPREHENSIVE SET: Includes 52 bit sockets to cover most automotive and industrial applications • FINISHED: Industrial-Grade S-2 Steel Bits with Zinc Phosphate Finish; Premium Mirror-Polish Chrome Vanadium Steel Socket Bodies and 2-Piece Press Fit Socket Design for Strength and Durability; With Signature Vertical Knurling for better grip and easier handling • INCLUDES: Durable, High-Quality Storage Case that Breaks Down with Removable Hinges for Easy Storage in Toolbox Drawers and Reassembles in Seconds for Transporting Tools • COMBINE WITH OTHER MASTER SETS: Easily build a complete tool collection or add to an existing one with these convenient sets. • QUALITY BUILT: Tools Meet or Exceed ANSI Standards for Fit, Finish and Torque • COLOR: Mirror Polished Chrome Plated Finish • MATERIAL: Chrome Vanadium Steel Material