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Product Specifications:
| Item | Spiral Flute Tap |
| 75% Thread Drill Size | F |
| Coolant Fed | Non Coolant Through |
| Drill Bit Size | 0.2548", 0.2584", 0.2620", 0.2656", 0.2692" |
| Extended Neck | Yes |
| Finish | TiCN Coating |
| Helix Angle | 45° |
| List Number | 303 |
| Material | High Speed Steel |
| Measurement System | Fractional Inch |
| No. Of Flutes | 3 |
| Overall Length | 2 23/32" |
| Pitch Dia. Limits | H5 |
| Primary Material Application | Stainless Steel, Steel |
| Primary Material Application Iso Code | M, P1 |
| 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 Shank Standard | ANSI |
| Tap Style | Spiral Flute |
| Tap Thread Size | 5/16"-18 |
| Tap Type | Bottoming |
| Thread Direction | Right Hand |
| Thread Length | 7/16" |
| Thread Limit | H5 |
| Thread Limit/class Of Fit | H5 |
| Thread Size | 5/16"-18 |
| Thread Standard | UNC |
| Thread Type | Coarse |
| Threads Per Inch | 18 |
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
| Product | Model | Overall Length | Thread Size | Tap Finish | Thread Limit | 75% Thread Drill Size | Shank Dia. | Tap Type | Coolant Fed | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
1430105 | 2 1/2" | 1/4"-20 | TiN | H3 | #7 | 1/4" | Bottoming | Non Coolant Through | €29.88 | |
![]() |
1645514207 | 110 mm | M14 x 2 | TiN | D7 | 12 mm | 10.89 mm | Modified Bottom | Non Coolant Through | €157.25 | |
![]() |
1645516205 | 110 mm | M16 x 2 | TiN | D5 | 14 mm | 12.19 mm | Modified Bottom | Non Coolant Through | €174.56 | |
![]() |
1645516207 | 110 mm | M16 x 2 | TiN | D7 | 14 mm | 12.19 mm | Modified Bottom | Non Coolant Through | €174.56 | |
![]() |
1645518257 | 125 mm | M18 x 2.5 | TiN | D7 | 16.5 | 13.76 mm | Modified Bottom | Non Coolant Through | €241.63 | |
![]() |
0142008 | 2" | #6-32 | TiCN | H4 | #36 | 9/64" | Bottoming | Non Coolant Through | €46.91 | |
![]() |
0142108 | 2 1/8" | - | - | - | - | 0.168" | Bottoming | - | €46.91 |
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Contact us
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We're available Monday through Friday, from 07:30 until 17:00.
OSG 0137608 Spiral Flute Tap, 5/16 Inch - 18 Thread Size, 7/16 Inch Thread Lg, 2 23/32 Inch Overall Lg, Bottoming, H5
€49.96 /unit



