Thread Dia. D1 | Pitch | Thread Form | Thread Length L2 | Overall Length OAL | Shank Dia D2 | Square Sq | Tapping Drill Dia. |
M20 | 2.5mm | Metric Coarse | 25mm | 140mm | 16mm | 12mm | 17.5mm |
Flute Type: Spiral Flute
Recommended for: Blind Holes
Shank Standard: DIN 376
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

