The YAD156 Series Standard Bucket Tooth Top Pin Cast Single Penetrator is a heavy equipment attachment part designed for compatibility with excavators, skid steer loaders, and tractors that have a universal make. This bucket tooth is specifically designed to be a single penetrator, making it suitable for various digging and excavation tasks. With its durable construction and standard design, this bucket tooth top pin is a reliable choice for heavy equipment users looking to replace or upgrade their existing bucket teeth.