5 SizesM3, M4, M5, M6, M8 in five different sizes to meet your different tapping needs. Premium QualityHigh speed steel taps, titanium coated for high hardness and rust resistance. Good Tapping ToolIdeal for cutting metal threads, suitable for drilling machines, tapping machines, automatic machines, automatic centers, milling machines and other machines. Excellent DesignStandard thread distance design, clear and neat, no burr, ideal for tapping through holes, fast and clean chip removal. Wide Range of ApplicationsSuitable for thread processing and tapping in machinery manufacturing, for processing stainless steel, copper, alloy steel, alloy aluminum, iron alloy and other materials. Product Specifications: Quantity: 5Pcs Specifications: M3,M4,M5,M6,M8 Tap Length: 5cm, 5.5cm, 5.9cm, 6.5cm, 7cm Material: HSS 6542 Finish: Titanium Plated Package Included: 5Pcs Thread Taps