| Thread
Dia.
D1 | Pitch | Thread Form | Thread
Length
L2 | Overall
Length
OAL | Shank
Dia
D2 | Square
Sq | Tapping
Drill
Dia. |
| M4 | 0.7mm | Metric Coarse | 7mm | 63mm | 4.5mm | 3.4mm | 3.3mm |
Flute Type: Spiral Flute
Recommended for: Blind Holes
Shank Standard: DIN 371
Type: High speed steel cobalt (HSSE) tap.
Coating: TiN Coated (Titanium Nitride) - TiN coating has a hardness of approx. 2,300 HV and is temperature-resistant up to approx. 600°C.
This is an excellent all-round coating for normal applications.
Coating Colour: Golden Coefficient of friction against steel: 04
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
