Best-in-Class: 114 Piece Set, A Complete SAE & Metric Hex (Allen), Torx & XZN Triple Square Bit Set. Constructed of Premium Materials for Increased Torque and Durability Over Time. Durable: Drop-Forged and Heat Treated S2 Alloy Steel Bits – Stronger, More Durable, and Less Likely to Wear Down Over Time. Drop-Forged and Heat-Treated Chrome Vanadium Steel Sockets – Delivering Increased Strength, Resistance to Wear and Tear, a Longer Lifespan. Premium Finish: Zinc Phosphate Bit Finish – Provides Rust and Corrosion Resistance. Chrome Plated CrV Sockets with Mirror Polish – Provides Corrosion Resistance and Easy Clean-Up. Easy to Use: Precision Chamfered Bit Ends Insert Easily into Fasteners. Sizes are Precision Stamped on Sockets and Molded into Heavy Duty Storage Case for Faster Recognition. Includes Torx T6-T70, Extra Long Torx T8-T70, Tamper Resistant Torx T6H-T55H, Mid-Length Metric Hex 2-19mm, Mid-Length SAE Hex 5/64″-3/4″, Extra Long Metric Hex 4-10mm, Extra Long SAE Hex 1/8″-3/8″, Extra Long XZN Triple Square 4-16mm, E-Torx Sockets E4-E24. See Listing Images for Detailed Contents.