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|Minimum Order
Place of Origin:
China
Price for Minimum Order:
-
Minimum Order Quantity:
1 Piece
Packaging Detail:
wooden case and steel box
Delivery Time:
within 7days
Supplying Ability:
1000 Piece per Month
Payment Type:
T/T, L/C, PayPal
連絡先担当者 yousuf
Cangzhou, Hebei
Product description:
Drag bits also named blade bits, with a TC inserts on the blades.
They are usually designed for use in soft formations such as sand, clay, or some soft rock.
Their uses include drilling water wells, mining, geothermal, environmental and exploration drilling.
Whenever possible, they should be used to drill pilot holes, for they produce cuttings that are easiest to log.
Usually drag bits are three wings, while sometime people need four wings or five wings.
 Other special design is available upon your request.
 Oil drilling, rock drilling,
rotary drilling, down the hole, DTH bits, well drilling, PDC bits,
PDC drilling bit, rotary bit.
  Step-type
drag bits come in a variety of wing counts, steps, and sizes to
accommodate drilling in a variety of formations, from sand and clay
to shale, limestone, gravel, and more.
| Regular quantity of wings: | 3, 4, 5 |
| Sizes ranges | 3 7/8� to *6� |
| Regular threads | 2 3/8 reg pin, 2 7/8 reg pin, 3 1/2 reg pin , 4 1/2 reg pin, 6 5/8 reg pin , 7 5/8 reg pin. |
