Class of Fit Spiral Flute Taps – Vanadium HSS, Oxide Finish, Modified Bottoming Style

Features and Benefits

  • 3% vanadium HSS, sizes over 1/2″ are M35 cobalt

  • Draws chips out of a hole where chip disposal is a problem

  • Also used to span an interruption in a keyway, slot or gap in the tapped surface

  • Ground thread for better surface finish and tighter tolerances

  • Truncated thread after lead reduces friction and allows easier penetration of coolant

Description

Additional Information

Class of Fit Sizes

Thread Size Class of Fit Number of Flutes OAL [inch] MSC Item #
#4-40 2B 3 1-7/8 62666698
#5-40 2B 3 1-15/16 62666904
#6-32 2B 3 2 62666599
#8-32 2B 3 2-1/8 62666391
#10-24 2B 3 2-3/8 62666813
#10-32 2B 3 2-3/8 62665666
#12-24 2B 3 2-3/8 62666839
1/4-20 2B 3 2-1/2 62668421
1/4-28 2B 3 2-1/2 62666805
5/16-18 2B 3 2-23/32 62668694
5/16-24 2B 3 2-23/32 62666623
3/8-16 2B 3 2-15/16 62668405
3/8-24 2B 3 2-15/16 62666706
1/2-13 2B 3 3-3/8 62668389
1/2-20 2B 3 3-3/8 62667555
9/16-12 2B 3 3-19/32 62665690
5/8-11 2B 3 3-13/16 62667563
5/8-18 2B 3 3-13/16 62668371
3/4-10 2B 3 4-1/4 62667373
3/4-16 2B 3 4-1/4 62668728