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Product Specifications:
| Item | Tap |
| 55% Thread Drill Size | 11.8 mm |
| 65% Thread Drill Size | 11.6 mm |
| 75% Thread Drill Size | 11.4 mm |
| Coolant Fed | Non Coolant Through |
| Extended Neck | Yes |
| Features | STI Spiral Point Gun Tap For Nickel Alloys |
| Material Grade - Machining | Grade 314NI |
| Measurement System | Fractional Inch |
| Number Of Flutes | 3 |
| Overall Length | 3 37/64" |
| Primary Material Application | Nickel |
| Primary Material Application Iso Code | S |
| Secondary Material Application | Hardened Steel, Nickel Stainless Steel, Titanium |
| Secondary Material Application Iso Code | H, M, S |
| Shank Dia. | 27/64" |
| Shank Length | 2 1/32" |
| Shank Type - Machining | Straight |
| Spiral Direction | Neutral |
| Square Size | 0.322" |
| System Of Measurement | Imperial |
| Tap Chamfer | Plug |
| Tap Finish | TiCN |
| Tap Material | Powdered Metal |
| Tap Style | Spiral Point |
| Tap Thread Size | 1/2"-20 |
| Thread Direction | Right Hand |
| Thread Length | 1 1/16" |
| Thread Limit | H4 |
| Thread Size | 1/2"-20 |
| Thread Standard | Fine |
| Threads Per Inch | 20 |
Shipping Info:
| Ship weight (kg) | 0.04 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 2.54 |
| Ship width (cm) | 2.54 |
Product Variants
| Product | Model | Overall Length | Shank Dia. | Thread Standard | Tap Material | Number Of Flutes | Thread Length | Tap Finish | Primary Material Application | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
31440508 | 2 1/2" | 1/4" | Fine | Powdered Metal | 3 | 1" | TiCN | Titanium | €87.49 | |
![]() |
31420508 | 2 9/16" | 1/4" | Fine | Powdered Metal | 3 | 1" | TiCN | Nickel | €87.49 | |
![]() |
1103600500 | 2 1/2" | 1/4" | Fine | High Speed Steel | 3 | 19/32" | Bright Uncoated | Aluminum | €66.47 | |
![]() |
1103600508 | 2 1/2" | 1/4" | Fine | High Speed Steel | 3 | 19/32" | TiCN | Aluminum | €76.44 | |
![]() |
31420108 | 1 15/16" | 1/8" | Coarse | Powdered Metal | 3 | 35/64" | TiCN | Nickel | €81.52 | |
![]() |
31440108 | 1 7/8" | 1/8" | Coarse | Powdered Metal | 2 | 35/64" | TiCN | - | €81.52 | |
![]() |
1103600108 | 1 7/8" | 1/8" | Coarse | High Speed Steel | 2 | 9/32" | TiCN | Aluminum | €91.70 |
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OSG 31421008 Sti Tap, 1/2-20 Thread Size, 1 1/16 Inch Thread Length, 3 37/64 Inch Length
€233.74 /unit




