Type |
Spiral fluted taps |
System of measurement |
Metric |
Individual/Set |
Individual |
Tap material |
High speed steel (HSS) |
Coating |
Oxide |
Thread type |
Unified |
Thread size |
7/16-20UNF |
Applicable drill bit |
0.3906" |
Tap limit/ Class |
P2 |
Thread length |
26mm |
Chamfer type |
Taper |
Chamfer threads |
2.5P |
Flute type |
Spiral |
Number of grooves/Flutes |
3 |
Direction of thread |
Clockwise (right-handed) |
Total length |
82mm |
Shank diameter |
8.5mm |
Shank length |
42mm |
Driving part type |
Square |
Shank head size |
6.5mm |
Shank head length |
9mm |
Hole type |
Blind hole |
Overall diameter |
7mm |
Overall length |
82mm |
Representative standard |
JIS |