OSG Spiral Flute STI Taps
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| Style | Model | Thread Size | Tap Finish | Overall Length | Thread Limit | 75% Thread Drill Size | Shank Dia. | Thread Standard | Tap Material | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
| A | 1303900108 | #2-56 | TiCN | 1 7/8" | H2 | 1.73 mm | 1/8" | Coarse | High Speed Steel | €65.83 | |
| B | 31520108 | #2-56 | TiCN | 1 7/8" | H2 | 1.73 mm | 1/8" | Coarse | Powdered Metal | €144.12 | |
| C | 31540108 | #2-56 | TiCN | 1 15/16" | H2 | 1.73 mm | 1/8" | Coarse | Powdered Metal | €144.12 | |
| A | 1303900100 | #2-56 | Bright | 1 7/8" | H2 | 1.73 mm | 1/8" | Coarse | High Speed Steel | €57.24 | |
| D | 1303900208 | #4-40 | TiCN | 2" | H2 | 2.2 mm | 1/8" | Coarse | High Speed Steel | €62.77 | |
| D | 1303900200 | #4-40 | Bright | 2" | H2 | 2.2 mm | 1/8" | Coarse | High Speed Steel | €52.47 | |
| C | 31540208 | #4-40 | TiCN | 2" | H2 | 2.2 mm | 1/8" | Coarse | Powdered Metal | €95.40 | |
| B | 31520208 | #4-40 | TiCN | 2" | H2 | 2.2 mm | 1/8" | Coarse | Powdered Metal | €95.40 | |
| B | 31520308 | #6-32 | TiCN | 2 3/8" | H3 | #36 | 3/16" | Coarse | Powdered Metal | €77.90 | |
| A | 1303900308 | #6-32 | TiCN | 2 3/8" | H2 | #36 | 3/16" | Coarse | High Speed Steel | €57.33 | |
| A | 1303900300 | #6-32 | Bright | 2 3/8" | H2 | #36 | 3/16" | Coarse | High Speed Steel | €49.86 | |
| C | 31540308 | #6-32 | TiCN | 2 1/2" | H3 | #36 | 3/16" | Coarse | Powdered Metal | €77.90 | |
| C | 31540408 | #8-32 | TiCN | 2 1/2" | H3 | 3.4 mm | 7/32" | Coarse | Powdered Metal | €77.90 | |
| B | 31520408 | #8-32 | TiCN | 2 3/8" | H3 | 3.4 mm | 7/32" | Coarse | Powdered Metal | €77.90 | |
| A | 1303900408 | #8-32 | TiCN | 2 3/8" | H2 | 3.4 mm | 7/32" | Coarse | High Speed Steel | €57.33 | |
| A | 1303900400 | #8-32 | Bright | 2 3/8" | H2 | 3.4 mm | 7/32" | Coarse | High Speed Steel | €49.86 | |
| A | 1303900508 | #10-32 | TiCN | 2 1/2" | H2 | #21 | 1/4" | Fine | High Speed Steel | €58.15 | |
| C | 31540508 | #10-32 | TiCN | 2 1/2" | H3 | #21 | 1/4" | Fine | Powdered Metal | €80.08 | |
| B | 31520508 | #10-32 | TiCN | 2 1/2" | H3 | #21 | 1/4" | Fine | Powdered Metal | €91.67 | |
| A | 1303900500 | #10-32 | Bright | 2 1/2" | H2 | #21 | 1/4" | Fine | High Speed Steel | €52.46 | |
| B | 31521008 | 1/2"-20 | TiCN | 3 37/64" | H4 | 11.4 mm | 27/64" | Fine | Powdered Metal | €227.57 | |
| A | 1303901300 | 1/2"-20 | Bright | 3 37/64" | H4 | 11.4 mm | 27/64" | Fine | High Speed Steel | €91.70 | |
| C | 31541008 | 1/2"-20 | TiCN | 3 37/64" | H4 | 11.4 mm | 27/64" | Fine | Powdered Metal | €227.57 | |
| A | 1303901308 | 1/2"-20 | TiCN | 3 37/64" | H4 | - | 27/64" | Fine | High Speed Steel | €104.92 | |
| A | 1303900600 | 1/4"-20 | Bright | 2 23/32" | H3 | #7 | 5/16" | Coarse | High Speed Steel | €54.92 | |
| A | 1303900608 | 1/4"-20 | TiCN | 2 23/32" | H3 | #7 | 5/16" | Coarse | High Speed Steel | €63.15 | |
| A | 1303900700 | 1/4"-28 | Bright | 2 23/32" | H3 | - | 5/16" | Fine | High Speed Steel | €52.45 | |
| A | 1303900708 | 1/4"-28 | TiCN | 2 23/32" | H3 | 5.45 mm | 5/16" | Fine | High Speed Steel | €63.15 | |
| C | 31540608 | 1/4"-28 | TiCN | 2 23/32" | H3 | 5.45 mm | 5/16" | Fine | Powdered Metal | €87.66 | |
| B | 31520608 | 1/4"-28 | TiCN | 2 23/32" | H3 | 5.45 mm | 5/16" | Fine | Powdered Metal | €87.66 | |
| A | 1303901000 | 3/8"-16 | Bright | 3 3/8" | H3 | 5/16" | 23/64" | Coarse | High Speed Steel | €77.16 | |
| A | 1303901008 | 3/8"-16 | TiCN | 3 3/8" | H3 | 5/16" | 23/64" | Coarse | High Speed Steel | €88.70 | |
| A | 1303901108 | 3/8"-24 | TiCN | 3 5/32" | H3 | 8.5 mm | 5/16" | Fine | High Speed Steel | €88.70 | |
| C | 31540808 | 3/8"-24 | TiCN | 3 9/64" | H3 | 8.5 mm | 5/16" | Fine | Powdered Metal | €136.52 | |
| A | 1303901100 | 3/8"-24 | Bright | 3 5/32" | H3 | 8.5 mm | 5/16" | Fine | High Speed Steel | €77.16 | |
| B | 31520808 | 3/8"-24 | TiCN | 3 5/32" | H3 | 8.5 mm | 5/16" | Fine | Powdered Metal | €136.52 | |
| A | 1303900808 | 5/16"-18 | TiCN | 2 15/16" | H3 | F | 3/8" | Coarse | High Speed Steel | €73.50 | |
| A | 1303900800 | 5/16"-18 | Bright | 2 15/16" | H3 | F | 3/8" | Coarse | High Speed Steel | €63.87 | |
| C | 31540708 | 5/16"-24 | TiCN | 2 15/16" | H3 | I | 3/8" | Fine | Powdered Metal | €97.10 | |
| B | 31520708 | 5/16"-24 | TiCN | 2 15/16" | H3 | I | 3/8" | Fine | Powdered Metal | €97.10 | |
| A | 1303900900 | 5/16"-24 | Bright | 2 15/16" | H3 | I | 3/8" | Fine | High Speed Steel | €63.87 | |
| A | 1303900908 | 5/16"-24 | TiCN | 2 15/16" | H3 | I | 3/8" | Fine | High Speed Steel | €73.50 | |
| E | 30205701 | 7/8"-14 | Black Oxide | 5 1/8" | H3 | 20.4 mm | 51/64" | Fine | High Speed Steel | €355.95 | |
| A | 1303901200 | 7/16"-20 | Bright | 3 3/8" | H4 | 9.95 mm | 23/64" | Fine | High Speed Steel | €81.97 | |
| C | 31540908 | 7/16"-20 | TiCN | 3 23/64" | H4 | 9.95 mm | 23/64" | Fine | Powdered Metal | €183.82 | |
| A | 1303901208 | 7/16"-20 | TiCN | 3 3/8" | H4 | 9.95 mm | 23/64" | Fine | High Speed Steel | €94.26 | |
| B | 31520908 | 7/16"-20 | TiCN | 3 3/8" | H4 | 9.95 mm | 23/64" | Fine | Powdered Metal | €183.82 |
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