• 5318 Victory Drive
    Indianapolis, IN 46203
  • (800) 622-4824
  • www.haggard-stocking.com

7/8-9 in. UNC HSS Bright H4 Straight Flute 2B/3B Taper Hand Tap

  • Item Code: 0348758
  • Brand: Dormer
  • Unit Size: 1

Description

Straight flute hand tap NO1 with a 6-8xP taper lead, for Unified National Coarse thread UNC 7/8" with 9 TPI and 3B class of fit with H4 pitch diameter limits, dimensions according to ANSI standard with 0.6970" shank and 0.5230" square drive, HSS with bright finish for 1.5xD through or blind hole threading in free machining and plain carbon steel and copper or copper alloys

Features

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    • The most versatile taps for hand use or machine tapping in a wide variety of materials in through or blind hole applications
    • Available in 3 chamfer lengths - taper, plug and bottoming
    • Premium substrate with bronze oxide body and shank reduces rust and corrosion
    • Bright finish flutes improve chip flow in soft or non-ferrous materials

Tech Specs

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Coating/Finish Bright
Overall Length Fractional 4-11/16"
Overall Length Inches 4.6875"
Overall Length Metric 119.06 mm
Number of Flutes 4
Material HSS
Cutting Direction Right
Shank Style Cylindrical shank with Square
Brand Dormer