Easy nut slotting and filing. 1 set String Saw Rods for Nut Slotting. With the longer shaft length it makes them easier handling for filing string slots. The trunking depth of thirteen round files: 0.4mm, 0.5mm, 0.6mm, 0.7mm, 0.8mm, 0.8mm, 0.9mm, 1.0mm, 1.1mm, 1.2mm, 1.3mm, 1.4mm, 1.6mm.
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