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YG-1

H8424

1/4-28, H4 3FL SP FL PM TAP FOR UPTO 45Rc HARDSLICK

Specifications

Thread LimitH4
Number Of Flutes3
Diameter (Inch)0.25
Diameter (Metric)6.35
Depth Of Cut (Inch)2.50 x D
Overall Length (Inch)2.5
Coating/FinishHardslick
Thread Size1/4
Overall Length (Metric)63.5
Thread StandardUNF
Short Description3FL SP FL PM TAP FOR UPTO 45Rc HARDSLICK
ChamferModified Bottoming
Thread Pitch28
Thread Length (Decimal)0.36
Thread Length (Metric)8.99
Helix Angle15 degrees
Shank Diameter (Metric)6.48
Shank Diameter (Decimal)0.26
Unit Of MeasureImperial
Overall Length2.50 Inch
Cutting DirectionRight
Shank TypeSquare
Tap TypeSPFL
Square Length (Decimal)0.31
Square Length (Metric)7.87
Workpiece MaterialHard Steel
Blank Standard302A
Chamfer Length2P-3P
Connection (Decimal)0.26 x 0.20
Connection (Metric)6.48 x 4.85
Drill Size (Decimal)0.22
Drill Size (Metric)5.53
Neck Diameter (Decimal)0.20
Neck Diameter (Metric)5.08
Square Size (Decimal)0.2
Square Size 2 (Decimal)0.31
Square Size (Metric)7.87
Through CoolantNo
Useable Length (Decimal)1
Useable Length (Metric)25.4
Base Item NumberH8424
Chamfer TypeModified Bottoming
Neck Diameter (Inch)0.2
Product TypeIndustrial Supplies
Unit of MeasureImperial
Weight0.031
Thread Length (mm)8.99
Overall Length (Decimal Inch)2.5
Trade NameYG Tap Hard Steel
Size1/4
Square Size (Decimal Inch)0.191
FinishHardslick