STI Thread Taps

Roll Form: BU929000.5639

The Druck roll form tap is a universal design for the chipless production of internal threads, blind and though hole.

  • Lube groove construction over the entire thread length
  • TICN coated for lubricity and wear resistance
  • Form C (2-3 P) chamfer length
  • DIN / ANSI taps made with Emuge’s trademark long shanks- DIN length for extra reach and ANSI shanks
  • Available with both 2BX and 3BX tolerances

Specifications

Part Number BU929000.5639
Name STI Thread Taps
Inventory USA - Yes
Germany - No
Description
STI 1/4-28 UNF - Tap - Druck Roll Form - TICN
Size
STI 1/4-28 UNF
Pitch
28
Chamfer Form
C
Chamfer
2 -3 P
Thread Standard
STI-UNF
Thread Limit
2BX
Type
Roll Form - Druck
Coolant Fed
No
Coating
TICN
Material
HSSE
Flute / Helix Angle
Shank
0.318"
Tap Square
0.238"
Shank Tolerance
h9
Overall Length
3.543"
Thread Length
0.669"
Flute Direction
Straight
Cutting Direction
RH
Dimension Standards
DIN/ANSI