Dormer E0218-32 Series E021 HSS-E-PM Spiral Point Machine Tap UNC with Steam Tempered Finish, ISO Standard, 8"-32 Thread, 4.166 mm Cutting Diameter, 53 mm Length

• Steam Tempered finish - prevents work piece material from sticking to the cutting edge
• Premium HSS-E-PM material - powder metal high speed cobalt provides superior performance and extended tool life
• Spiral point - designed for efficient threading of through holes
• ISO Standard - manufactured conforming to the international standardisation organisation
• Versatile product - first choice for tapping steels and stainless steel, also suitable for aluminium and cast irons

The E021 machine tap can be used to produce unified coarse threads (UNC) in a number of materials including steels and stainless steel, and is available in sizes from number 2 to one inch. It comes with a spiral flute to thread holes which go all the way through the material (through holes) and gives you superior performance and extended tool life, being manufactured from powder metal High Speed cobalt and conforming to the International Standards Organisation. As a final feature, the steam tempered finish will give you a clean and accurate thread by making sure work piece material does not stick to the cutting edge of the tool.