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[China]
Trade Verify
Address: Xiaoshang Village,Jinzhou City,Hebei province,China
Contact name:Anna
Jinzhou City Shitan Machinery Equipment CO. LTD. |
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Verified Suppliers
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Step Drag Bits also named blade bits, with a Tungsten Carbide
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 are easiest to log.
Normally drag bits are 3 wings, but we can make 4 or 5 wings
following your drawings or samples.
Many special designs are available upon your request.
Drag bit are manufactured from forged high quality alloy steel and
premium tungsten carbide insert, plus state of art welding
technology and multiple precision heat-treatment to provide highest
penetration rate and longest lifespan at roughest condition
Bit parameters
| Drag Bits | Sizes | Threads |
| Three-wing and Four-wing Regular step drag bits | 3''~26'' | 2 3/8'',2 7/8'',3 1/2'',4 1/2'', 6 5/8'', 7 5/8'' API REG |
| Three-wing and Four-wing Heavy step drag bits | 3''~26'' | 2 3/8'',2 7/8'',3 1/2'',4 1/2'', 6 5/8'', 7 5/8'' API REG |
