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custom retract drill bit

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Tungsten Carbide T38 Button Drill Bit Diameter 64mm Drifting
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Tungsten Carbide Drill Bits T38 Diameter 64mm Threaded Button Bit Product Description: Threaded drill bits include general,retract and reaming three series,with stronger button-fixing ability,longer service ... Read More

2023-02-21 15:53:03

Tungsten Carbide High Speed Drill Bits 38mm H25 R28 Threaded Steel
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Tungsten Carbide 38mm 51mm H25 , R28 Threaded Steel Cross Type Bits Description Cross type bit with steel inserts using thread system. It has a slow penetration rate but it produces a very straight drill hole. ... Read More

2020-04-15 02:47:56

4" / 5" Spherical Retractable Mining Drill Bit ST68 102mm 115mm 127mm
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4" / 5" Spherical Retractable Mining Drill Bit ST68 102mm 115mm 127mm Description This type of bit is well known for its wear resistance on soft to medium-hard rock formations (between 55 Mpa to 165 Mpa ... Read More

2022-04-13 14:34:19

R38 High Strength Alloy Steel Button Drill Bit
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Description This type of bit is well known for its wear resistance and high speed drilling on soft to medium-hard rock formations (between 70 Mpa to 180 Mpa compressive strength). Featuring ballistic tungsten ... Read More

2022-03-15 16:40:35

High Strength Alloy Steel Button Drill Bit R28 Ballistic Mining Thread Rock
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High Strength Alloy Steel R28 Ballistic Mining Bits Thread Rock Drill Button Bit Description Thread button bits are widely used in all kinds of mining, drilling, quarrying, engineering, construction, water well ... Read More

2022-12-20 17:54:49

T38 Diameter 64 - 89mm With CNC Milling / Heat Treatment Process Retrac Drill Button Bits
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T38 Diameter 64 - 89mm With CNC Milling / Heat Treatment Process Retrac Drill Button Bits Spherical and Ballistic Buttons Drill Bit Diameter, mm No x Buttons Diameter Flushing Hole Weight, kg Front Gauge Angle ... Read More

2022-03-15 16:44:07

Hight Quality T45 89mm Tungsten Carbide Threaded Button Bits
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Hight Quality T45 89mm Tungsten Carbide Threaded Button Bits Thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, our drilling tools are tough enough ... Read More

2022-10-28 11:33:27

Tungsten Carbide Rock Atlas Copco Button Drill Bist , T51 Drilling Rock Bit
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Tungsten Carbide Rock Atlas Copco Button Drill Bit , T51 Drilling Rock Bit Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa ... Read More

2019-10-23 16:40:24

Tungsten Carbide Thread Button Bit for Rock Drill 76mm 89mm
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Tungsten Carbide Mining Hard Rock Drilling Bits 76mm 89mm Thread Button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa to 260 Mpa compressive ... Read More

2019-10-23 16:40:24

T51 Tungsten Carbide Rock Drilling Tools
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T51 Tungsten Carbide Rock Drilling Tools 2 - 3 Flushing Hole Thread Button Drill Bits Thread button bits made with high quality of best quality alloy steel bar and tungsten carbides, through heat treatment so ... Read More

2025-12-01 11:51:03

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