OEM/ODM Manufacturer Threaded Drill Bits - Drilling Drag Bit – TDS
OEM/ODM Manufacturer Threaded Drill Bits - Drilling Drag Bit – TDS Detail:
3 wings step drag bits are one piece construction of alloy steel cast with tungsten carbide cutting tips and gauge sides to ensure longer life. It has 3 wings and 3 flushing holes. Compared with 4 wings, 3 wings step drag bits tend to drill faster and aggressive, whereas, are shorter lasting and less durable.3 wings step style drag bits will produce larger cuttings force than chevron style drag bit. Rotary table speed of step drag bits should be between 60 and 80 rpm with light weight on bit (WOB).
3 wings step drag bits are economical tools when drilling softer geological formations and shallower depths, they are primarilydesigned for soft tomedium formations, such as Clay, Loam, Silt ,Mostsoft-to-medium soilsthat have some moisture, etc. And also step drag bits are recommended for drilling in Mining, Exploration, Environmental, Water well, Geo Exchange, etc.
Drag bits | ||
Type | Suitable formation | Diamter |
2 wings air flush step drag bit | Medium to Soft | 95.3mm(3 3/4 inch) |
3 wings air flush step drag bit | Medium to Soft | 95.3mm(3 3/4 inch) |
3 wings air flush chevron drag bit | Medium to hard | 95.3mm(3 3/4 inch) |
3 wings full flush step drag bit | Medium to Soft | 95.3mm(3 3/4 inch) |
3 wings step drag bit | Medium to hard | 50.8 to 444.5mm2 to 17 1/2 inch) |
3 wings chevron drag bit | Medium to hard | 63.5 to 304.8mm(2 1/2 to 12 inch) |
4 wings step drag bit | Medium to Soft | 165.1 to 444.5mm(6 1/2 to 17 1/2 inch) |
4 wings chevron drag bit | Medium to hard | 165.1 to 304.8mm(6 1/2 to 12 inch) |
Claw bit | Fast penetration | |
Thread size: 2 3/8” API Reg, 2 7/8” API Reg, 3 1/2” API Reg, 4 1/2” API Reg, 6 5/8” API Reg,
2” API IF, 2 3/8” API IF, 2 7/8” API IF, A Rod, N Rod, AW, BW, NW, AWJ, BWJ, NWJ. |
Product detail pictures:
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We emphasize enhancement and introduce new solutions into the market just about every year for OEM/ODM Manufacturer Threaded Drill Bits - Drilling Drag Bit – TDS , The product will supply to all over the world, such as: Eindhoven, Colombia, Hamburg, At Present, our merchandise have been exported to more than sixty countries and different regions, such as Southeast Asia, America, Africa, Eastern Europe, Russia, Canada etc. We sincerely hope to establish wide contact with all potential customers both in China and the rest part of the world.
By Cherry from Finland - 2018.02.21 12:14
As an international trading company, we have numerous partners, but about your company, I just want to say, you are really good, wide range, good quality, reasonable prices, warm and thoughtful service, advanced technology and equipment and workers have professional training, feedback and product update is timely, in short, this is a very pleasant cooperation, and we look forward to the next cooperation!
By Annabelle from Gambia - 2018.12.30 10:21