| Customization: | Available |
|---|---|
| Customized: | Customized |
| Standard: | API |
|
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Products Description
| 3 wings step drag bit | ||
| Diameter | Thread | |
| 2" | 508mm | optional |
| 21/2 | 63.5mm | optional |
| 25/8" | 667 mm | optional |
| 23/4" | 69.9 mm | optional |
| 27/8 | 73.0 mm | optional |
| 215/16" | 746mm | optional |
| 3" | 76.2 mm | optional |
| 31/8" | 794 mm | optional |
| 31/4" | 82.6 mm | optional |
| 31/2" | 889mm | optional |
| 35/8" | 92.1 mm | optional |
| 33/4" | 953 mm | optional |
| 37/8" | 98.4 mm | optional |
| 4" | 1016 mm | optional |
| 41/8" | 1048mm | optional |
| 41/4 | 1080 mm | optional |
| 41/2 | 1143 mm | optional |
| 45/8" | 1175 mm | optional |
| 43/4" | 120.7mm | optional |
| 4718" | 123.8mm | optional |
| 5" | 1270mm | optional |
| 51/8" | 1302mm | optional |
| 51/4" | 133.4mm | optional |
| 53/8" | 136.5mm | optional |
| 51/2" | 139.7mm | optional |
| 55/8" | 142.9mm | optional |
| 53/4" | 1461mm | optional |
| 57/8" | 1492mm | optional |
| 6" | 152.4mm | optional |
| 61/8" | 1556mm | optional |
| 61/4" | 158.8mm | optional |
| 61/2" | 1651mm | optional |
| 65/8" | 168.3mm | optional |
| 63/4" | 1715mm | optional |
| 67/8" | 1746mm | optional |
| 7 | 1778mm | optional |
| 71/8" | 1810mm | optional |
| 7114" | 184.2mm | optional |
| 73/8" | 1873mm | optional |
| 71/2" | 190.5mm | optional |
| 75/8" | 193.7mm | optional |
| 73/4" | 196.9mm | optional |
| 7718" | 200.0mm | optional |
| 8" | 2032mm | optional |
| 81/8" | 206.4mm | optional |
| 81/4" | 2096mm | optional |
| 81/2" | 215.9mm | optional |
| 85/8" | 2191mm | optional |
| 83/4" | 222.3mm | optional |
| 87/8" | 2254mm | optional |
| 9" | 228.6mm | optional |
| 91/8" | 231.8mm | optional |
| 91/4" | 235.0mm | optional |
| 91/2 | 2413mm | optional |
| 95/8" | 2445mm | optional |
| 93/4 | 2477mm | optional |
| 97/8" | 2508mm | optional |
| 10" | 2540mm | optional |
| 105/8" | 2699mm | optional |
| 111/2" | 2921mm | optional |
| 12" | 304.8mm | optional |
| 121/4" | 311.2mm | optional |
| 121/2" | 317.5mm | optional |
| 133/4" | 3493mm | optional |
| 14" | 3556mm | optional |
| 143/4" | 3747mm | optional |
| 15" | 381.0mm | optional |
| 153/4" | 400.1mm | optional |
| 171/2" | 444.5mm | optional |
FAQ
The information you may like to know before order:
1. Methods of Payment:
T/T (Telegraphic Transfer) sor Western Union or L/C at sight.
2. Handling time for an order
Based on order quantity, normally it takes 25 days for production.
Only 2 or 3 days if we have stock on your request size.
3. Shipping way
Sample order: we suggest Courier express like DHL/UPS/TNT/FEDEX or by air.
Bulk order: we suggest by air or by sea.
4. Quality Control
We have our own experienced QC.
There will be strict inspection and testing for every order before shipping out.
5. After Services:
1. Our sales team will response for your question within 24 hours (Holidays Excluded).
2. Technical Support will be available in any time.
3. Free replacement will provide once the failure confirmed caused by our product quality.
6.Are you a manufacture or a trade company?
We are a professional manufacturer.
7.Do you have quality control system?
Yes, we check every production process and test pressure for each tool to make sure no problem.
8.How can lget abooklet and buy a product from you?
Very easy!Just leave me a message and tellme your requirements, let me konwyou are interesting in our products. will tlk with you for the detail soon.
9.Can you tell me your size and specification?
1.Give me your drawing with detail requirements.
2. CGive me the product no.after you checked our booklet.
3. Don't forget to tell me the quantities, this is very important.
4. Cive me your size and specirication.
5. Your destination port.
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