Comparison : Item # 1173-FR5003500, 6 Flat 2nd Cut Nicholson Hand File
Item # 1173-FR5003599, 8 Flat 2nd Cut Nicholson Hand File
Item # 1173-FR5003698, 10 Flat 2nd Cut Nicholson Hand File
Item # 1173-FR5003797, 12 Flat 2nd Cut Nicholson Hand File
Item # 1173-FT407323000, 6 Flat 2nd Cut Simonds Hand File