This engineers' file from Faithfull has been designed with a comfortable handle and a slightly tapered parallel blade. The file is double cut with a safe edge, making it ideal for both professional and frequent DIY use. --Bastard cut: approx 26 teeth per 25mm (coarse) --Blade length: 150mm (6in) --Blade width: 15mm (5/8in) --Manufacturer's part FAIFIHB6 Specifications Type: File Cut: Bastard Length: 150mm Shape: Hand