General description Fitted with ergonomically designed handles for a comfortable grip, the Kennedy 10" (250MM) Half Round Bastard Engineers File is manufactured from T12 CH-Moly alloy tool steel, hardened and tempered for maximum resilience and longevity. This file is supplied in a woven wallet for easy storage and protection, making it a practical choice for various applications. Technical specifications Overall Length: 250mm Product Type: Engineers File Type: Half Round Type of Cut: Bastard Typical Applications DIY Construction Engineering Woodworking Other information Standards: BS498:1990, American Federal Standard GGG-F325B