Combination drill-tap with a 30° spiral flute, for unified national coarse thread unc 1/2″ with 13 tpi and 2b class of fit, dimensions according to dormer-din standard with 9. 0mm shank and 7. 1mm square drive, hss with steam tempered surface finish and 30° helix angle for 1. 5xd through hole threading in free machining steel
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Brand: Dormer Pramet
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EDP: 5978350
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High quality and highly productive industrial machine tools for all materials and applications, ranging from general purpose to segment-oriented projects. Contact us if you need any help or have questions regarding any products in our catalog.
