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    Indianapolis, IN 46203
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1/4-28 UNF Cobalt (HSS-E) Steam Oxide Finish H3 3 Flute 3B Plug Chamfer Spiral Point Tap

  • Item Code: 5974581
  • Brand: Dormer
  • Unit Size: 1

Description

Spiral point tap with chamfer form B with a 3.5-5xP plug lead, for Unified National Fine thread UNF 1/4" with 28 TPI and 3B class of fit with H3 pitch diameter limits, dimensions according to ANSI standard with 0.2550" shank and 0.1910" square drive, powder metallurgical HSS-E with steam tempered surface finish for 2.5xD through hole threading in general purpose applications

Tech Specs

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Material HSS Cobalt Powdered Metal
Brand Dormer
Coating/Finish Steam Tempered
Overall Length Fractional 2-1/2"
Overall Length Inches 2.5"
Number of Flutes 2
Cutting Direction Right
Overall Length Metric 63.5 mm
Shank Style Cylindrical shank with Square