DEWALT Impact Socket Set DWMT19251 1 4 Inch Drive Combination Socket Kit (48 Piece CR440 Steel Black Oxide DirectTorque Metric SAE Automotive Hardware) Saw Accessories Hook Angle 20° Positive Tooth Hook Angle 20° Positive Tooth Grind Configuration FTG (Flat Top Grind) Blade Material Type TiCo™ High Density Carbide Surface Coating Shield Silver Ice Industrial Coating Ideal Material Depth Cut 3 4 in 248 lbf Operating Machine Weight 149 lbs PRO TIP: When setting 1 4 inch drive impact sockets over heavily scale rusted hardware Brand Manufacturer: DEWALT Model Number (SKU): DWMT19251 Product Type Category: Combination Impact Socket Set Total Master Piece Count: 48 Pieces Anvil Input Drive Size: 1 4 in Square Drive Measurement Scale Profile: Dual SAE Fractional and Metric Fastener Profile Geometry: 6 Point Hex Grip Socket Depth Configurations: Standard Shallow and Deep Well Included Core Tool Metallurgy: Heat Treated CR 440 Alloy Steel Matrix Surface Anti Rust Armor: Chemical Black Oxide Finish Coating Anvil Interface Security: Retaining Pin Hole and O Ring Groove Ready Identification Technology: Thermal Laser Etched Ablation Markings Organized Carry Case: Yes (Hard Shell Plastic Container) UPC Code Field: 076174192513