Comparison : Item # 1173-KL3011700430, 4" Three Square Smooth Bahco Hand File
Item # 1173-FR5015958, 6" Three Square 2nd Cut Nicholson Hand File
Item # 1173-FT407351700, 6" Three Square 2nd Cut Simonds Hand File
Item # 1173-KL3011700620, 6" Three Square 2nd Cut Bahco Hand File
Item # 1173-FT407351650, 6" Three Square Bastard Simonds Hand File