Spiral Flute Tap: 1/4-28, UNF, 3 Flute, Modified Bottoming, 2B & 3B Class of Fit, Cobalt, Oxide Finish 0.354″ Thread Length, 2.5″ OAL, Right Hand Flute, Right Hand Thread, H3, Series 4409
Item #: 42794297
Brand: Guhring
Model #: 9044093063500
Product Specifications
| Material | Cobalt |
| Coating/Finish | Oxide |
| Thread Size (Inch - 0 Decimals) | 1/4-28 |
| Thread Standard | UNF |
| Thread Limit | H3 |
| Thread Direction | Right Hand |
| Thread Length (Decimal Inch) | 0.3540 |
| Overall Length (Inch) | 2-1/2 |
| Overall Length (Decimal Inch) | 2.5000 |
| Chamfer | Modified Bottoming |
| Flute Direction | Right Hand |
| Helix Angle | 40 |
| Application | Blind Hole Threading |
| Oversize | No |
| Shank Diameter (Decimal Inch) | 0.2550 |
| Neck Length (Decimal Inch) | 1.1810 |
| Tapping Depth (Decimal Inch) | 1.1810 |
| Square Size (Decimal Inch) | 0.1910 |
| Flute Style | Fast |
| Material Application | Aluminum; Brass; Gray Cast Iron |
| Series | 4409 |
| Coolant Through | No |
| Teeth per Inch | 28 |
| Number Of Flutes | 3 |
| Class Of Fit | 2B; 3B |
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