Specifications of Double head casing drilling system: |
Casing Drill Bits | Inner Bits | ||||||
Casing OD | Bit OD | Thread | Bit Diameter | Thread | |||
mm | inch | mm | inch | mm | inch | ||
118 | 4 5/8 | 125 | 4 15/16 | T104.2 | 83, 85 | 3 1/4, 3 3/8 | R56×12.7 |
133 | 5 1/4 | 140, 142 | 5 1/2, 5 5/8 | T122 | 99,102 | 3 7/8, 4 | R56×12.7 |
133 | 5 1/4 | 152 | 6 | T122 | 116 | 4 9/16 | R78×22.56 |
146 | 5 3/4 | 155 | 6 1/8 | T134 | 115 | 4 1/2 | R56×12.7 |
165 | 6 1/2 | 172 | 6 3/4 | T146.5 | 128 | 5 1/16 | R83×22.56 |
168 | 6 5/8 | 175 | 6 7/8 | T153.9 | 127 | 5 | R56×12.7 |
216 | 8 1/2 | 225 | 8 1/4 | T203 | 165 | 6 1/4 | R120×22.56 |
Package |
Picture of Double head casing drilling system |
transportation |
OUR SERVICE |
☑ We will provide more precisely and efficiently manufacture and serve according to clients' drawings. |
☑ We have professional QC team to ensure your product more better. |
☑ Check the raw material before starting production. |
☑ Have the random inspection during the processing. |
☑ Make the 100% inspection before the shipments. |
WHY ARE YOU CHOOSE US |
☑ We have been engaged in tapered cross bit for more than 20 years. |
☑ apered cross with conical pipe drilling perfect; |
☑ Reliable work, high cost performance; |
☑ Accurate the dimension of taper degree perfectly matches the rods; |
☑ High grade tungsten carbide inserts; |
☑ The drill bit is made of high quality steel and uses the most advanced CNC machinery and heat treatment process. |
about uS |
FAQ |