Check the listing for details. SUNEX TOOLS 26499 1/2-Inch Drive 17-Mm Hex Impact Socket 1″. Condition: New, Made in Taiwan. Listed at 18.88 USD. SUNEX TOOLS 26499 1/2-Inch Drive 17-Mm Hex Impact Socket 1″ Product Details Manufacturer: Sunex International Part Number: 26499 Item Weight: 6.4 ounces Product Dimensions: 11 x 2 x 2 inches Country of Origin: Taiwan Item model number: 26499 Is Discontinued By Manufacturer: No Size: 1″ Material: Alloy Steel Power Source: corded-electric Item Package Quantity: 1 Number Of Pieces: 1 Number of Handles: 1 Measurement System: Metric Compatible Fastener Range: 0.5 inch Batteries Included?: No Batteries Required?: No Brand: Sunex Tools Material: Alloy Steel Drive System: Hex Number of Pieces: 1 Forged from the finest chrome molybdenum alloy steel Radius corner design Extends the life of fasteners Provides increased strength, but also avoids rounding of rusted or damaged fasteners No doubt, Sunex tools offer one of the most complete and toughest Impact Socket lines around. This 1/2 inch drive, impact socket set is designed to tackle the toughest jobs with solid durability and keeps them pounding job after job. It features a radius corner design, causing the socket to grab the sturdy wall of the fastener instead of grabbing the corners, resulting in less wear on the fastener.