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| Materials: | High Manganese Steel, Diamond&tungsten Carbid, Diamond & Sintered Carbide | Type: | Drilling Tools |
|---|---|---|---|
| Machine Type: | Hydraulic & Penumatic Drill | Processing Type: | Forging |
| Usage: | Coal Miniing, Rock Drilling, Water Well, Etc. |
3 blades/wings step drag bits
Drag bit are manufactured from forged high quality alloy steel and PDC cutter insert, plus state of art welding technology and multiple precision heat treatment to provide highest penetration rate and longest lifespan at roughest condition.
Drag bits are designed for medium to hard formation and are used in areas that contain a lot of rock and also in the oil field.
| Size | Type Pin | Wt. (lbs.) |
| 1 3/4" - 2 1/2" | AW, A-Rod | 2 |
| 2 5/8" - 2 7/8" | AW, A-Rod | 2 1/2 |
| 2 3/4" - 3 1/4" | 3THD/4THD N-Rod, 2" IF | 4 |
| 3 3/8" - 3 3/4" | 3THD/4THD N-Rod, 2"IF | 4 1/2 |
| 3 7/8" - 4 3/4" | 2 3/8" API Pin | 6 |
| 4 7/8" - 5 1/8" | 2 3/8" API Pin | 7 |
| 5 1/4" - 5 1/2" | 2 3/8" API Pin | 8 |
| 4 5/8" - 5" | 2 7/8" API Pin | 10 |
| 5 1/8" - 5 1/2" | 2 7/8" API Pin | 11 |
| 5 5/8" - 6 1/4" | 3 1/2" API Pin | 18 |
| 6 1/2" - 6 3/4" | 3 1/2" API Pin | 19 |
| 7" - 7 1/2" | 3 1/2" API Pin | 21 |
| 7 5/8" - 8"-12 1/4 | 3 1/2" API Pin 4 1/2 6 5/8 | 23 |
