• Suitable for the restoration of external threads.• 215mm Double end files each supplied with reversible vinyl grip.Suitable for the restoration of external threads. 215mm Double end files each supplied with reversible vinyl grip.• Suitable for the restoration of external threads. • 215mm Double end files each supplied with reversible vinyl grip. • Model No. AK313Technical Specification:Contents: SAE/UN; File #1 - 12, 13, 14, 16, 18, 20, 24, 28tpi, BSP/PF; File #2 - 11, 12, 14, 16, 19, 20, 22, 28tpi, Metric; File #3 - 0.75,1, 1.25, 1.5, 1.75, 2, 2.5, 3mm PitchDimensions: Length: 15mm x Height: 280mmWeight: 0.59KgWarranty: Consumable