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Union Butterfield UTD 1010958
Union Butterfield 6007793 1591 Heavy Duty Spiral Flute Tap, Right Hand Cutting, 5/16-18 Thread, H3 Thread Limit, Bottoming Chamfer, Right Hand Flute Direction, 3 Flutes, Steam Oxide, HSS
Factory Order
Union Butterfield Spiral Flute Tap, Heavy Duty, Series: 1591, Measurement System: Imperial, UNC, 5/16-18, Bottoming Chamfer, 3 Flutes, HSS, Steam Oxide, Class of Fit: 2B/3B/H3, Right Hand Cutting, 1-1/8 in Thread Length, 2-23/32 in Overall Length, 0.318 in Shank Dia, Right Hand Flute Direction, H3 Thread Limit, Ferrous Materials and Higher Strength Alloys Material Application, No Through Coolant (Yes/No)
Features
- A slower helix angle, large core diameter and wider throat dimensions than the regular 1587/1588 series
- Designed for tough blind or through hole tapping
- Chip ejection is more efficient and problems such as chipping and breakage are largely eliminated
- A steam oxide finish makes this tap ideal for use in ferrous materials and higher strength alloys
Specifications
ApplicationFor tough blind hole tapping applications
Chamfer TypeBottoming
Class of Fit2B/3B/H3
Cutting DirectionRight Hand
Finish/CoatingSteam Oxide
Flute DirectionRight Hand
MaterialHSS
Material ApplicationFerrous Materials and Higher Strength Alloys
Measurement SystemImperial
Number of Flutes3
Overall Length2-23/32 in
Series1591
Shank Diameter0.318 in
Thread Length1-1/8 in
Thread LimitH3
Thread Size5/16-18
Thread StandardUNC
Through Coolant (Yes/No)No
TypeHeavy Duty
Catalog
