Tungsten Carbide Drag Drill Bit
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110mm 3-Blade Alloy Drag Bit Tungsten Carbide Stepped Drill Bit for Well Drilling
110mm 3-Blade Alloy Drag Bit
Blade material: carbon steel with tungsten carbide hardfacing on leading edges.
Standard thread: 2-7/8 API REG. Bit weight: 2.8-3.5 kg.
140mm 3-Wing Carbide Tipped Step Drill Bit Drag Bit TCI Stepped drill bit for Well Drilling
The 140mm three-wing carbide stepped drag bit from SUNGOOD TECH carries 15-18 tungsten carbide inserts,with 3-1/2 inch API REG connection.
3-Wing Tungsten Carbide Stepped Bit Alloy drag Drill Bits for Well Drilling
Alloy Drag Bits also named stepped 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.
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