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Manufacturer number:
Series | Pro Tap | |
Thread size | 2-56 UNC | |
Coating | TiN | |
Thread type | UNC | |
Flank angle | 60 degrees | |
Tool material | HSS E | |
Standard | DIN 371 | |
Tolerance class | 2B | |
Taper lead form | C | |
Helix angle | 40 degrees | |
Shank | Plain shank with h9 | |
Through-coolant | no | |
Application for type of drilling | up to 2.5×D for blind holes | |
Cutting direction | right-hand | |
Thread pitch | 0.454 mm | |
Threads per inch | 56 | |
Thread ⌀ | 2.18 mm | |
Overall length L | 46 mm | |
Shank ⌀ Ds | 2.8 mm | |
Shank square □ | 2.1 mm | |
Tapping hole ⌀ | 1.85 mm | |
Type of threading tool | Machine tap for dynamic machining | |
Number of clamping slots | 2 | |
Colour ring | green | |
Number of cutting edges Z | 2 | |
Thread depth | 5.45 mm | |
Type of product | Tap |
Article number | 137910 2-56 | |
EAN / GTIN | 4062406373511 | |
Manufacturer number | 137910 2-56 |
This article |
Recommendations |
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HOLEX Pro Tap machine tap HSS-E, TiN, UNC: 2-56 |
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Number of clamping slots | 2 | 3 | 3 | 2 | 2 | 2 |
Overall length L | 46 mm | 45 mm | 45 mm | 45 mm | 46 mm | 45 mm |
Thread type | UNC | UNC | UNC | UNC | UNC | UNC-LH |
Thread size | 2-56 UNC | 2-56 UNC | 2-56 UNC | 2-56 UNC | 2-56 UNC | 2-56 UNC |
Through-coolant | no | no | no | no | no | no |
Shank ⌀ Ds | 2.8 mm | 2.8 mm | 2.8 mm | 2.8 mm | 2.8 mm | 2.8 mm |
Type of product | Tap | Tap | Tap | Tap | Tap | Tap |