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. Detail One COMPREHENSIVE SET: Includes 52 bit sockets to cover most automotive and industrial applications Detail Two 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 Detail Three 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 Detail Four COMBINE WITH OTHER MASTER SETS: Easily build a complete tool collection or add to an existing one with these convenient sets. Detail Five QUALITY BUILT: Tools Meet or Exceed ANSI Standards for Fit, Finish and Torque Contents: