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Product Specifications:
| Item | Straight Flute Tap |
| 55% Thread Drill Size | #3 |
| 65% Thread Drill Size | #5 |
| 75% Thread Drill Size | #7 |
| Class Of Fit | Class 2B |
| Extended Neck | Yes |
| Finish | Black Oxide |
| List Number | CI1000 |
| Material | Metal |
| Measurement System | Fractional Inch |
| Number Of Flutes | 4 |
| Overall Length | 2 1/2" |
| Pitch Diameter Limits | H3 |
| Pitch Type | 20 |
| Primary Material Application | Cast Iron, Hardened Steel |
| Primary Material Application Iso Code | H, K |
| Shank Dia. | 1/4" |
| Shank Length | 1 1/2" |
| Shank Type - Machining | Straight |
| Spiral Direction | Neutral |
| Square Size | 0.191" |
| Standards | Uscti Table 302A |
| Tap Chamfer | Semi Bottoming |
| Tap Finish | Black Oxide |
| Tap Length Standard | Uscti |
| Tap Material | Cobalt |
| Tap Shank Standard | Uscti |
| Tap Style | Straight Flute (Hand) |
| Tap Type | Bottoming |
| Thread Direction | Right Hand |
| Thread Length | 5/8" |
| Thread Limit | H3 |
| Thread Limit / Class Of Fit | H3, 2B |
| Thread Size | 1/4"-20 |
| Thread Standard | UNC |
| Thread Type | Coarse |
| Threads Per Inch | 20 |
Shipping Info:
| Ship height (cm) | 1 |
| Ship length (cm) | 9 |
| Ship width (cm) | 1.2 |
| HS code | 8207406000 |
| Country of Origin | US |
Product Variants
| Model | Thread Size | Thread Length | Overall Length | 75% Thread Drill Size | Thread Limit | Number Of Flutes | Shank Dia. | Thread Standard | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 330260 | #10-32 | 1/2" | 2 3/8" | #21 | H3 | 4 | 3/16" | Unf | €35.70 | |
| 330265 | 3/8"-16 | 3/4" | 2 15/16" | 5/16" | H3 | 4 | 5/16" | UNC | €52.01 | |
| 330290 | 3/4"-16 | 1 7/32" | 4 1/4" | 17.5 mm | H5 | 6 | 37/64" | Unf | €204.69 | |
| 330291 | M5 X 0.8 | 12.7 mm | 60.32 mm | 4.2 mm | D4 | 3 | 4.93 mm | Metric Coarse | €50.16 | |
| 330295 | M12 x 1.25 | 23.81 mm | 85.72 mm | 10.78 mm | D6 | 4 | 9.32 mm | Metric Fine | €59.81 |
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GREENFIELD THREADING 330261 HTHM Spiral Flute Tap 1/4-20unc Steam Oxide
€40.48 /unit
