The 10" Three Square Bastard File by KNIPEX is designed for filing corners and internal angles with precision. This file features a three-square cross-section, making it ideal for creating sharp edges and detailed work. Measuring 10 inches in length, it provides a comfortable grip for optimal control. Constructed from high-quality steel, this file ensures durability and effectiveness, making it suitable for both metal and wood applications. Perfect for professionals and DIY enthusiasts alike, it is a valuable addition to any toolkit.