4-40 GH2 2 FLUTE HIGH SPEED STEEL SPIRAL POINT PLUG TAP 9/16" THREAD LENGTH 1-7/8" OVERALL LENGTH STEAM OXIDE TREATMENT: The surface treatment on this tap increases wear resistance, reduces friction and acts as a lubricant. This tap is not recommended for non-ferrous materials. If you are cutting steel or some other ferrous metal, try this tap which features a bright finish instead:
No 4527 We are a couple who are offering for sale items, from our recently closed Detroit area tool & die shop, after 30 plus years in the business, as well as surplus personal item from our recent divorce.
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