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Product Specifications:
| Item | Spiral Flute Tap |
| 55% Thread Drill Size | 5.7 mm |
| 65% Thread Drill Size | 7/32" |
| 75% Thread Drill Size | 5.45 mm |
| Drill Bit Size | #3 |
| Extended Neck | Yes |
| Features | Shank End Feature-Square |
| Finish | Bright |
| Fits Class | Class 1B |
| Measurement System | Fractional Inch |
| Number Of Flutes | 3 |
| Overall Length | 2 1/2" |
| Primary Material Application | Aluminum, Brass, Bronze, Copper, Steel |
| Primary Material Application Iso Code | N, P |
| Shank Dia. | 1/4" |
| Shank Length | 1 1/2" |
| Shank Type | Straight |
| Shank Type - Machining | Straight |
| Spiral Direction | Right Hand |
| Square Size | 0.191" |
| Standards | USCTI Table 302 |
| System Of Measurement | Imperial |
| Tap Chamfer | Semi Bottoming |
| Tap Finish | Bright |
| Tap Material | High Speed Steel |
| Tap Style | Spiral Flute |
| Tap Thread Size | 1/4"-28 |
| Tap Type | Spiral Flute |
| Thread Direction | Right Hand |
| Thread Length | 1" |
| Thread Limit | H11 |
| Thread Limit / Class Of Fit | H11, 1B |
| Thread Size | 1/4"-28 |
| Thread Standard | Fine |
| Threads Per Inch | 28 |
Shipping Info:
| Ship weight (kg) | 0.01 |
| Ship height (cm) | 1 |
| Ship length (cm) | 9 |
| Ship width (cm) | 1.2 |
| Country of Origin | US |
Product Variants
| Product | Model | Thread Size | Thread Limit | Overall Length | Thread Length | 75% Thread Drill Size | Number Of Flutes | Tap Finish | Shank Dia. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
313590 | 5/8" | 1 1/4" | 3 13/16" | - | - | - | Black Oxide | 5/8" | €75.01 | |
![]() |
367305 | #10-24 | H3 | 2 3/8" | 1/2" | #25 | 3 | - | 0.188" | €33.13 | |
![]() |
367313 | #10-24 | H3 | 2 3/8" | 1/2" | #25 | 3 | Bright | 3/16" | €28.27 | |
![]() |
330195 | #10-24 | H3 | 2 3/8" | 7/8" | #25 | 3 | Tin | 3/16" | €38.82 | |
![]() |
367321 | #10-32 | H3 | 2 3/8" | 1/2" | #21 | 3 | Bright | 3/16" | €33.92 | |
![]() |
367339 | #10-32 | H3 | 2 3/8" | 1/2" | #21 | - | Bright | 3/16" | €30.60 | |
![]() |
330205 | #10-32 | H3 | 2 3/8" | 7/8" | #21 | 3 | - | 0.188" | €38.82 |
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GREENFIELD THREADING 313526 SFGP+5 Spiral Flute Tap, 1/4-28 Thread Size, 1 Inch Thread Length, 2 1/2 Inch Length
€18.08 /unit





