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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 |
| Coolant Fed | Non Coolant Through |
| Extended Neck | Yes |
| Finish | TiCN |
| List Number | 302 |
| Material | High Speed Steel |
| Material Grade - Machining | Grade 302 |
| Measurement System | Fractional Inch |
| Number Of Flutes | 3 |
| Overall Length | 2 23/32" |
| Pitch Diameter Limits | H3 |
| Pitch Type | 28 |
| Primary Material Application | Stainless Steel, Steel |
| Primary Material Application Iso Code | M, P |
| Shank Dia. | 5/16" |
| Shank Length | 1 19/32" |
| Shank Type - Machining | Straight |
| Square Size | 0.238" |
| Tap Chamfer | Bottoming |
| Tap Finish | TiCN |
| Tap Material | High Speed Steel |
| Tap Style | Spiral Flute |
| Tap Thread Size | 1/4"-28 |
| Tap Type | Bottoming |
| Thread Direction | Right Hand |
| Thread Length | 1/2" |
| Thread Limit | H3 |
| Thread Size | 1/4"-28 |
| Thread Standard | Unf |
| Thread Type | STI |
| Threads Per Inch | 28 |
Shipping Info:
| Ship weight (kg) | 0.02 |
| Ship height (cm) | 1.27 |
| Ship length (cm) | 7.62 |
| Ship width (cm) | 1.27 |
| HS code | 8207400000 |
Product Variants
| Model | Overall Length | Number Of Flutes | Thread Length | Thread Size | 75% Thread Drill Size | Thread Limit | Shank Dia. | Thread Type | Price | |
|---|---|---|---|---|---|---|---|---|---|---|
| 1311300608 | 90 mm | 3 | 8 mm | M8 x 1.25 | H | 6H | 8.07 mm | Metric Coarse | €127.92 | |
| 1311300708 | 100 mm | 4 | 9 mm | M10 x 1.25 | 0.3438" | 6H | 9.67 mm | Metric Fine | €148.97 | |
| 1311300908 | 100 mm | 4 | 9 mm | M12 x 1.25 | 10.78 | 6H | 9.32 mm | Metric Fine | €169.29 | |
| 1311301008 | 100 mm | 4 | 9 mm | M12 x 1.5 | 10.5 | 6H | 9.32 mm | Metric Fine | €169.29 | |
| 1301300508 | 3 1/8" | 3 | 3/8" | 1/4"-20 | #7 | 2B | 1/4" | Coarse | €108.81 | |
| 1301300608 | 80 mm | 3 | 1" | - | - | - | 0.255" | Fine | €107.05 | |
| 1301300708 | 3 17/32" | 3 | 7/16" | 5/16"-18 | F | 2B | 5/16" | Coarse | €118.50 |
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OSG 0146308 Spiral Flute Tap Bottom 1/4 Inch x 28 V Coating
€89.60 /unit


