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Product Specifications:
| Item | Tap |
| 55% Thread Drill Size | 5.7 mm |
| 65% Thread Drill Size | 7/32" |
| 75% Thread Drill Size | 5.45 mm |
| Clamping Width | 0.238" |
| Class Of Fit | Class 3B |
| Connection Dia. | 0.318" |
| Coolant Fed | Non Coolant Through |
| Driving Square Length | 0.38" |
| Extended Neck | Yes |
| Functional Length | 2.717" |
| Material Grade-machining | Vanadium High Speed Steel |
| Measurement System | Fractional Inch |
| No. Of Flutes | 3 |
| No. Of Grooves | 3 |
| Overall Length | 69 mm |
| Primary Material Application | Nickel, Stainless Steel, Steel, Titanium |
| Primary Material Application Iso Code | M, P, S |
| Secondary Material Application | Aluminum, Brass, Bronze, Copper |
| Secondary Material Application Iso Code | N |
| Shank Dia. | 8.08 mm |
| Shank Length | 36 mm |
| Shank Type-machining | Straight |
| Spiral Direction | Neutral |
| Square Size | 6.05 mm |
| System Of Measurement | Imperial |
| Tap Chamfer | Plug |
| Tap Finish | Bright Uncoated |
| Tap Material | High Speed Steel |
| Tap Style | Spiral Point |
| Tap Thread Size | 1/4"-28 |
| Thread Direction | Right Hand |
| Thread Length | 19 mm |
| Thread Limit | H2, H3 |
| Thread Size | 1/4"-28 |
| Thread Standard | EGUNF |
| Thread Type | Egunf |
| Threads Per Inch | 28 |
| Usable Length | 1.299" |
Shipping Info:
| Ship weight (kg) | 0.01 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 6.9 |
| Ship width (cm) | 2.54 |
| Country of Origin | DE |
Product Variants
| Product | Model | Thread Standard | Shank Dia. | Functional Length | Connection Dia. | Usable Length | Clamping Width | Driving Square Length | Thread Length | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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P223009-EGUNC10 | Coarse | 7 mm | 3.15" | 0.276" | 1.181" | 0.217" | 0.315" | 15 mm | €71.39 | |
![]() |
M233009-EGUNF10 | EGUNF | 6 mm | 3.15" | 0.236" | 1.181" | 0.193" | 0.315" | 15 mm | €88.33 | |
![]() |
234069-EGUNF10 | EGUNF | 6 mm | 3.15" | 0.236" | 0.906" | 0.193" | 0.315" | 15 mm | €137.37 | |
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A232079-STIUNF10 | EGUNF | 6.48 mm | 2 1/2" | 0.255" | 1.181" | 0.191" | 0.313" | 16 mm | €42.19 | |
![]() |
A222079-STIUNC2 | Coarse | 3.58 mm | 1.878" | 0.141" | 0.394" | 0.11" | 0.19" | 10 mm | €35.60 | |
![]() |
224069-EGUNC4 | Coarse | 4.5 mm | 2 12/25" | 0.177" | 0.512" | 0.134" | 0.236" | 13 mm | €119.67 | |
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A222079-STIUNC4 | Coarse | 3.58 mm | 2" | 0.141" | 0.591" | 0.11" | 0.19" | 15 mm | €36.83 |
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Contact us
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WALTER TOOLS A232079-STIUNF1/4 5934242 Sti Tap, 1/4-28 Thread Size, 19 mm Thread Length, 3 Flutes
€46.74 /unit




