| 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 Powder Metallurgy (HSS PM)
Coating: TiAlN (Titanium Aluminium Nitride) - This is a special coating for machining abrasive materials such as Grey cast iron, Al-alloys with silicon, fibre reinforced plastics, etc., or machining under high temperatures, such as insufficient coolant or high speeds> 600m/min. TiAlN coating has a hardness of approx. 3,000 HV and is temperature resistant up to approx. 800°C.
Colour: Violet Grey Coefficient of friction against steel: 0.4
Tapping Materials
Excellent for tapping: Alloy/Tempered Steels; Hardened Steels; and Nickel Alloys
Good for tapping: Titanium Alloys
