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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.
Thread Pitch N/A
Blank Construction USCTI Table 302
Threads per Inch 20
Shank Square Length - Metric 11.11 mm
Ground Threads Yes
Direction of Cut Right Hand
Thread Per Inch 20
Thread Limit H3
Pitch Dia. H3
Spiral Point No
Overall Length 3.375 in
Operation Type Blind Hole, Thru-Hole
Diameter - Decimal 0.5 in
Chamfer Type Taper, Plug, Bottoming
Tap Size 1/2 in
No. of Flutes 4
Diameter - Fraction 1/2 in
Interrupted Thread No
Thread Size - Metric 12.7 mm
Thread Size 1/2 in
Thread Type UNF
Shank Square Width 0.275 in
Thread Size - Decimal 0.5 in
Shank Square Length 0.4375 in
Tap Type Hand
Thread Creation Thread Cutting
Thread Length - Metric 23.88 mm
Shank End Feature Square
Shank Size - Metric 9.32 mm
Truncated Threads No
Shank Square Width - Metric 6.99 mm
Weight 0.4 LB
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