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    Indianapolis, IN 46203
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  • www.haggard-stocking.com

3/8-16 Tap, UNC thread, H11, 3 flutes, HSS-E-PM, TiN Coated, 40° Spiral Flute

  • Item Code: 3984-9.525
  • Brand: Guhring
  • Unit Size: 1

Description

Oversized taps are taps that are typically +0.003''/+0.005'' larger than the standard pitch diameter. An H7 thread limit tap is +0.003'' oversize from the basic pitch diameter while the H11 tap is +0.005'' oversize. Oversize taps are typically used for threading holes that will be subsequently plated or heat treated after tapping. Guhring offers TiN coated plug and bottoming style oversize taps as stocked standards.

Tech Specs

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H Limit H11
Overall Length (mm) 74.6989
Reach (decimal) 1.4560
Shank Diameter (mm) 9.6774
Square Size (decimal) 0.286
Brand Guhring
Material HSS-E-PM
threadtype UNC
Coating TiN
Helix Angle 40°
Overall Length (decimal) 2.9409
Series 3984
Coolant without
Diameter (mm) 9.52
Diameter 3/8-16
Number of flutes 3