EBay The Nicholson triangle single-cut extra slim taper files with American pattern are perfect for filing gullets between saw teeth. The triangular shape makes accessing tight internal angles and squaring corners a breeze and the single-cut construction effortlessly smooths the edges of sheet metal. The slight taper in width towards the file's point creates ease of access in slots. Selecting the right file when filing handsaws supports long-lasting performance. Extra slim, American pattern taper file Expertly made to effectively file saws with 60 angle teeth Triangular shape makes accessing tight internal angles and squaring corners a breeze Single cut construction is ideal for sharpening tools, finish filing, and draw filing Edges set and cut for filing the gullets between a saw's teeth Slight taper in width towards the file's point creates ease of access in slots Product Description Nicholson Taper File, Extra Slim, Triangular Shaped, 6 In. - 21873NNB Nicholson 6" Extra Slim Black Diamond Taper File is a triangular shaped file with edges set and cut for filing gullets between saw teeth. It is made of high carbon steel and comes carded. The triangular shape makes accessing tight internal angles and squaring corners a breeze, while the single-cut construction effortlessly smooths the edges of sheet metal. The slight taper in width towards the file's point creates ease of access in slots. Selecting the right file when filing handsaws supports long-lasting performance. 6 In. Extra Slim Black Diamond Taper File Triangular shaped file with edges set and cut for filing gullets between saw teeth. High carbon steel. Comes carded.