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Greenfield Threading342639

342639

3105,1/2-20 HND GH3 4FL SET
Item #101659817
  • Inch
  • 3 Pieces
  • 1/2-20 UNF Thread Size & Type
  • Taper-Plug-Bottoming Chamfer Type
  • HSS Material
  • Bright Coating
  • 4 Flutes
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Greenfield Threading342639
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    Shipment Options
  • Inch
  • 3 Pieces
  • 1/2-20 UNF Thread Size & Type
  • Taper-Plug-Bottoming Chamfer Type
  • HSS Material

features

  • Ground threads are made from high speed steel
  • Most common general-purpose taps used in the industry

includes

  • One each - taper, plug, and bottoming
  • A set of all three is recommended when tapping to the bottom of a blind hole.
Shank Size - Metric 9.32 mm
Thread Creation Thread Cutting
Blank Construction USCTI Table 302
Thread Size - Metric 12.7 mm
Shank End Feature Square
Shank Square Length - Metric 11.11 mm
Shank Square Width 0.275 in
Diameter - Fraction 1/2 in
No. of Flutes 4
Chamfer Type Taper, Plug, Bottoming
Thread Per Inch 20
Shank Square Width - Metric 6.99 mm
Tap Size 1/2 in
Thread Limit H3
Thread Size 1/2 in
Direction of Cut Right Hand
Interrupted Thread No
Overall Length 3.375 in
Thread Pitch N/A
Diameter - Decimal 0.5 in
Threads per Inch 20
Spiral Point No
Operation Type Blind Hole, Thru-Hole
Thread Size - Decimal 0.5 in
Pitch Dia. H3
Thread Type UNF
Thread Length - Metric 23.88 mm
Shank Square Length 0.4375 in
Ground Threads Yes
Truncated Threads No
Tap Type Hand
Weight 0.4 LB
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