| Thread
Dia.
D1 | Pitch | Thread Form | Thread
Length
L2 | Overall
Length
OAL | Shank
Dia
D2 | Square
Sq | Tapping
Drill
Dia. |
| 3/4 | 14 | BSP
British
Standard
Pipe Whitworth | 20mm | 140mm | 20mm | 16mm | 24.5mm |
Flute Type: Spiral Flute
Recommended for: Blind Holes
Shank Standard: DIN 5156
Type: High speed steel cobalt (HSSE) tap.
Coating: None - Bright finish.
Tapping Materials
Excellent for tapping: Structural Steels; Plain Carbon Steel; Alloy Steels; Nodular Graphite; Long Chip Copper Alloy; Aluminium Si>10%.
Good for tapping: Unalloyed Titanium; Unalloyed Nickel; Unalloyed Copper and All forms of Aluminium
