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Product Specifications:
| Item | Straight Flute Tap |
| 55% Thread Drill Size | 18.2 mm |
| 65% Thread Drill Size | 45/64" |
| 75% Thread Drill Size | 17.5 mm |
| Coolant Fed | Non Coolant Through |
| Extended Neck | Yes |
| Features | Increased Wear Resistance, Modified Bottom, Screw Thread Insert (Sti) Tap, Straight Flute |
| Finish | Bright |
| List Number | 128 |
| Material | High Speed Steel |
| Material Grade - Machining | Grade 128 |
| Measurement System | Metric |
| Number Of Flutes | 4 |
| Overall Length | 124 mm |
| Pitch Diameter Limits | D5 |
| Pitch Type | 2.5 mm |
| Primary Material Application | All Materials |
| Primary Material Application Iso Code | H, K, M, N, O, P, S |
| Secondary Material Application | Aluminum, Brass, Bronze, Cast Iron, Copper, Steel |
| Secondary Material Application Iso Code | K, N, P |
| Shank Dia. | 19.3 mm |
| Shank Length | 56 mm |
| Shank Type - Machining | Straight |
| Size | M20 |
| Spiral Direction | Neutral |
| Square Size | 14.48 mm |
| Tap Chamfer | Modified Bottoming |
| Tap Finish | Bright |
| Tap Material | High Speed Steel |
| Tap Style | Straight Flute (Hand) |
| Tap Thread Size | M20 x 2.5 |
| Tap Type | Modified Bottom |
| Thread Direction | Right Hand |
| Thread Length | 35 mm |
| Thread Limit | D5 |
| Thread Pitch | 2.5 mm |
| Thread Size | M20 x 2.5 |
| Thread Standard | Metric Coarse |
| Thread Type | STI |
Shipping Info:
| Ship weight (kg) | 0.25 |
| Ship height (cm) | 3.18 |
| Ship length (cm) | 13.34 |
| Ship width (cm) | 3.18 |
| HS code | 8207400000 |
Product Variants
| Product | Model | Number Of Flutes | Thread Length | Overall Length | Thread Size | Thread Limit | 75% Thread Drill Size | Pitch Diameter Limits | Tap Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
1050000 | 2 | 1/4" | 1 5/8" | #0-90 | H1 | - | H1 | Plug | €88.18 | |
![]() |
1080000 | 2 | 1/4" | 1 5/8" | #0-96 | H1 | - | H1 | Plug | €88.18 | |
![]() |
1320000 | 2 | 1/4" | 1 5/8" | #0-90 | H2 | - | H2 | Plug | €88.18 | |
![]() |
2056000 | 2 | 1/4" | 1 5/8" | #0-96 | H2 | - | H2 | Plug | €88.18 | |
![]() |
1010800 | 2 | 5/16" | 1 21/32" | #1-72 | H2 | #53 | H2 | Bottoming | €29.97 | |
![]() |
1050800 | 3 | 9/16" | 2 11/32" | #10-24 | H3 | #25 | H3 | Bottoming | €16.11 | |
![]() |
1051000 | 3 | 7/8" | 2 3/8" | - | - | - | H3 | Plug | €16.30 |
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OSG 12801300 Straight Flute Tap Modified Bottoming 20x2.50mm Bright
€237.56 /unit



