SKW series Tricone bit
certified by ISO.
cover wide size code
favorable price
Port: Tianjin
Minimum Order Quantity: 1 Piece/Pieces
Supply Ability: 300 Piece/Pieces per Month
Payment Terms: L/C,T/T,Western Union
Contact Supplier
Packaging Detail: steel box or as customers request
Delivery Detail: up to customer order quantity
SKW Sereis
SKW series Tricone bit
certified by ISO.
cover wide size code
favorable price
NON-SEALED BITS
SKW series bit is non-sealed roller bearing bit .This is suitable for surface hole drilling for every kind of wells and upper sections with good drillability .It is with the advantages of low cost and high ROP ,ect.
The size range of SKW series bit is from 14 3/4 to 26 inch ,and IADC values from 111 to 241 . For example :26 SKW111C.
# MAIN STRUCTURE FEATURES
For bit size of 14 3/4 inch and larger, bearing structure of the roller-ball-roller-thrust is utilized.
Bit size | API regular pin | Recommended make up torque | |
| Inch | Mm | Inch | KN·M |
| 3 3/4 | 95.3 | 2 3/8 | 4.1~4.7 |
| 3 7/8 | 98.4 | 2 3/8 | 4.1~4.7 |
| 4 1/8 | 104.8 | 2 3/8 | 4.1~4.7 |
| 4 1/4 | 108.0 | 2 3/8 | 4.1~4.7 |
| 4 1/2 | 114.3 | 2 3/8 | 4.1~4.7 |
| 4 5/8 | 117.5 | 2 7/8 | 6.1~7.5 |
| 4 3/4 | 120.7 | 2 7/8 | 6.1~7.5 |
| 5 1/2 | 139.7 | 3 1/2 | 6.1~7.5 |
| 5 5/8 | 142.9 | 3 1/2 | 9.5~12.2 |
| 5 2/3 | 143.9 | 3 1/2 | 9.5~12.2 |
| 5 3/4 | 146.1 | 3 1/2 | 9.5~12.2 |
| 5 7/8 | 149.2 | 3 1/2 | 9.5~12.2 |
| 6 | 152.4 | 3 1/2 | 9.5~12.2 |
| 6 1/8 | 155.6 | 3 1/2 | 9.5~12.2 |
| 6 1/4 | 158.8 | 3 1/2 | 9.5~12.2 |
| 6 5/8 | 168.3 | 3 1/2 | 9.5~12.2 |
| 6 3/4 | 171.5 | 3 1/2 | 9.5~12.2 |
| 7 1/2 | 190.5 | 3 1/2 | 9.5~12.2 |
| 7 5/8 | 193.7 | 4 1/2 | 16.3~21.7 |
| 7 7/8 | 200.0 | 4 1/2 | 16.3~21.7 |
| 8 3/8 | 212.7 | 4 1/2 | 16.3~21.7 |
| 8 1/2 | 215.9 | 4 1/2 | 16.3~21.7 |
| 8 5/8 | 219.1 | 4 1/2 | 16.3~21.7 |
| 8 3/4 | 222.3 | 4 1/2 | 16.3~21.7 |
| 9 1/2 | 241.3 | 6 5/8 | 38~43.4 |
| 9 5/8 | 244.5 | 6 5/8 | 38~43.4 |
| 9 7/8 | 250.8 | 6 5/8 | 38~43.4 |
| 10 1/2 | 266.5 | 6 5/8 | 38~43.4 |
| 10 5/8 | 269.9 | 6 5/8 | 38~43.4 |
| 11 | 279.4 | 6 5/8 | 38~43.4 |
| 11 5/8 | 295.3 | 6 5/8 | 38~43.4 |
| 12 | 304.8 | 6 5/8 | 38~43.4 |
| 12 1/4 | 311.7 | 6 5/8 | 38~43.4 |
| 12 5/16 | 312.7 | 6 5/8 | 38~43.4 |
| 12 3/8 | 314.3 | 6 5/8 | 38~43.4 |
| 12 7/16 | 315.9 | 6 5/8 | 38~43.4 |
| 12 5/8 | 320.7 | 6 5/8 | 38~43.4 |
| 13 1/2 | 342.9 | 6 5/8 | 38~43.4 |
| 13 5/8 | 346.1 | 6 5/8 | 38~43.4 |
| 13 3/4 | 349.3 | 6 5/8 | 38~43.4 |
| 14 1/2 | 368.3 | 7 5/8 | 46.1~54.2 |
| 14 3/4 | 374.7 | 7 5/8 | 46.1~54.2 |
| 15 1/2 | 393.7 | 7 5/8 | 46.1~54.2 |
| 16 | 406.4 | 7 5/8 | 46.1~54.2 |
| 17 1/2 | 444.5 | 7 5/8 | 46.1~54.2 |
| 18 7/8 | 479.4 | 7 5/8 | 46.1~54.2 |
| 20 | 508.0 | 7 5/8 | 46.1~54.2 |
| 22 | 558.8 | 7 5/8 | 46.1~54.2 |
| 24 | 609.6 | 7 5/8 | 46.14.2 |
| 26 | 660.4 | 7 5/8 | 46.1~54.2 |
| 36 | 900 | 6 5/8 | 46.1~54.2 |
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Features: 1.certification API and ISO9001
2.30 years supply perience
3.minimum order 1pcs
4.008615132793294