| 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: Through Holes
Shank Standard: DIN 376
Type: High speed steel cobalt (HSSE) tap.
Coating: Steam Tempered VAP - The Steam Tempered is a Fe3O4-oxyd-coating which reduces the friction between tool and workpiece and prevents cold welding.
Tapping Materials
Excellent for tapping: All General Steels; Alloy Steels; All Cast Irons & Nodular Graphite; and Unalloyed Titanium; Unalloyed Nickel .
Good for tapping: All Stainless Steels; some Nickel & Titanium Alloys; and All forms of Aluminium Si<10%.
| For speeds please click the "Specifications" tab above. |
