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Thread size | 2.1/4-8 UN LH | |
Coating | uncoated | |
Thread type | UN-LH | |
Flank angle | 60 degrees | |
Tool material | HSS | |
Thread standard | ASME B1.1 | |
Tolerance class | 1B; 2B; 2B +0.05; 2B +0.10; 2B +0.20; 3B | |
Taper lead form | C | |
Shank | Plain shank with h9 | |
Through-coolant | no | |
Application for type of drilling | up to 1.5×D for blind holes and through holes | |
Cutting direction | left-hand | |
Thread pitch | 3,175 mm | |
Threads per inch | 8 | |
Thread ⌀ | 57,15 mm | |
Overall length L | 160 mm | |
Shank ⌀ Ds | 45 mm | |
Shank square □ | 35 mm | |
Tapping hole ⌀ | 54,1 mm | |
Type of threading tool | Machine tap for conventional machining | |
Number of clamping slots | 6 | |
Colour ring | without | |
Number of cutting edges Z | 6 | |
Thread depth | 85,73 mm | |
Type of product | Tap |
Article number | 130051 2.1/4-8 | |
EAN / GTIN | 4062406053406 | |
Manufacturer number | 130051 2.1/4-8 |