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    Indianapolis, IN 46203
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8-32 Tap, Modified Bottom, UNC thread, H5/H6, 4 flutes, HSS-E-PM, TiCN Coated, Form Tap

  • Item Code: 4377-4.166
  • Brand: Guhring
  • Unit Size: 1

Description

Not all threads are made by cutting. In large production runs or where great strength is required, the threads may be rolled (male) or formed (female).

In the case of the tap there are no cutting edges but instead the tap is lobed. The tap is forced into the hole and the material is deformed by the lobes into the required thread form. Formed threads have the advantage of increased strength (the material flows into shape via cold forming) along with reduced manufacturing time.

Tech Specs

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Overall Length 2.48
Shank Dia (decimal) 0.1680
Reach (decimal) 0.8268
chamfer (decimal) Modified Bottom
Coating TiCN
Diameter 8-32
Number of flutes 4
Overall Length (decimal) 2.4800
Series 4377
Brand Guhring
Material HSS-E-PM
Shank Diameter (mm) 4.2672
Square Size (decimal) 0.1311
threadtype UNC
Cutting Direction FORM
H Limit H5/H6