Union Butterfield 1500A(UNF) High-Speed Steel Hand Tap, Black Oxide Finish, Round Shank With Square End, Plug Chamfer, 1/2"-20 Thread Size
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<b>[Product Information]</b><br>
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<li>Hand threading tap with straight flutes cuts threads in through holes and blind holes</li>
<li>Black oxide finish improves lubricity, resists corrosion, and helps prevent buildup</li>
<li>Available in UNC (Unified Coarse) or UNF (Unified Fine) right-hand thread options for different applications</li>
<li>High-speed steel is compatible with a variety of materials</li>
<li>Round shank with square end allows tap to be used in hand or power-driven applications</li>
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