Dormer E038 Spiral Flute Tap, Imperial, 1/4-28, UNF Thread, 3 Flutes, 3B, Semi-Bottoming, HSS-E, Steam Tempered
PREDOR 5974715
$28.24
/ EA
Out of Stock
- Material: HSS-E
- Chamfer Type: Semi Bottoming
- Finish: Oxide
- Series: E038
- Shank Diameter - Decimal: 0.255 in
- Shank Diameter - Metric: 6.477 mm
- Size: 1/4 in -28
- Thread Length: 0.393 in
- Thread Standard: UNF
- Overall Length: 2-1/2 in
- Premium substrate with steam oxide surface treatment reduces wear and prevents chip welding in abrasive or harder ferrous materials
- 45 deg spiral
- 2.5XD cutting depth
- Reinforced shank
- 5.5 mm tap drill size
- 0.191 in square size
- H3 thread limit
Dormer Spiral Flute Tap| Series: E038| Measurement System Imperial| 1/4-28| UNF| Semi-Bottoming Chamfer| 3 Flutes| HSS-E| Steam Tempered| Class of Fit: 3B| Right Hand Cutting| 0.393 in Thread Length| 2-1/2 in Overall Length| 0.255 in Shank Dia