Dormer E5381/2BLUE Series E538 HSS BSF 40° Spiral Flute Machine Tap, Blue Finish, 1/2"-16 x 89mm

• Blue finish - prevents work piece material from sticking to the cutting edge
• Premium HSS material - high speed steel provides superior performance and extend tool life
• spiral flute - designed for efficient threading of blind holes
• ISO Standard - manufactured conforming to the international standardisation organisation
• Versatile product - first choice for tapping aluminium, also suitable for steel, stainless steels and cast iron

E538 machine taps for British Standard Fine threads are manufactured to conform to the International Standards Organization. Made from High Speed steel to provide good performance and tool life, the taps have a steam tempered finish which will give a great result and accurate thread by making sure no workpiece material sticks to the cutting edge of the tool. With a spiral flute, the taps can be used for threading blind holes and have a wide range of material uses including steels, aluminium and stainless steels.