| Customized: | Customized |
|---|---|
| Standard: | DIN |
| Length: | Taper-length |
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Product Description
Three And Four Wing Chevron And Three Wring Step Drag Bit Mining Bit
Features:
1, All drag bits blades originate from high quality of heat treated alloy steel forgings.;
2, Carbide inserts are individually brazed using 50% nickel silver alloy;
3, Use high grade carbide inserts only;
4, All drag bits are built to the gauge tolerances.
Drag bit is a kind of economic drill bit used in soft formations such as sand, clay, or some soft rock(not well for rough gravel) .
Dia.3" (89mm)~ 17 1/2"(444mm);
Connection threads: 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 7/8'' API IF, etc.
Wings: Three wings, four wings;
Type: Chevron and Step type
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