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hardened steel drill bits

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4.5 Inch ST58 Spherical Rock Button Drill Bit For CNC Milling Drill Bits
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4.5 Inch ST58 Spherical Rock Button Drill Bit For CNC Milling Drill Bits Description This type of bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa ... Read More

2019-10-23 16:40:10

Mining Tungsten Carbide Industrial Drill Bits 11 Degree Drilling Tools
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Mining Tungsten Carbide Industrial Drill Bits 11 Degree Drilling Tools Suitable for small hole range Widely used in Dimensional Stone Quarrying Industry Widely used in Underground Mining Industry Description ... Read More

2022-04-13 15:03:05

Coal Mining Drill Bits Anti-impact Construction Tools for Coal Mining Machine Parts
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27mm / 28mm Diamond Core Drilling Bits for Hard Stone Mining Drill Introduction of PDC: Polycrystalline Diamond Compact(PDC), is manufactured with a diamond layer attached to a carbide substrate. Combining the ... Read More

2020-07-14 10:34:55

High Bending Strength Button Drill Bit Two-wing PDC Anchor Shank For Coal / Mining
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High Bending Strength Button Drill Bit Two-wing PDC Anchor Shank For Coal / Mining Introduction of PDC: Polycrystalline Diamond Compact(PDC), is manufactured with a diamond layer attached to a carbide substrate... Read More

2019-10-23 16:40:22

Blue Color Threaded Carbide Button Drill Bit With R Thread And T Thread
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Blue Color Threaded Carbide Button Drill Bit With R Thread And T Thread Threaded Carbide Drilling Button Bit with R thread and T thread Product Description Thread button bits made with high quality of best ... Read More

2019-10-23 16:40:40

R32 Tungsten Carbide Mining Rock Drilling Tools Button Drill Bit
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R32 Tungsten Carbide Mining Rock Drilling Tools Button Drill Bit Description This type of bit is a high speed drilling bit for soft to medium rock formations (between 50 Mpa to 150 Mpa compressive strength). ... Read More

2022-10-20 14:35:58

Durable Carbon Steel Threaded Drill Bit 89mm / T51 Quarrying Rock Drill Bit
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China Top 3 manufacturer affordble durable for button bit 89mm T51 Quarrying Retrac Threaded Rock Drilling Button Bit Item Specification Product Name Rock Drilling Tools T51 Brand MIROC Material Carbon steel ... Read More

2019-10-23 16:41:11

GT60 Button Drill Bit Retrac Button Bit Drop Center Dia 115mm High Precision ISO9001
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YK05 Tungsten carbide bit GT60 Dia102~152mm button bit and retrac bit for long hole drilling Product Name: GT60 button bit Description: GT60 button bit Button bit Made with high quality of best quality alloy ... Read More

2019-10-23 16:41:52

Alloy Steel Button Drill Bit
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Description Tapered equipment affords drillers the ability to change drilling bits whilst still using the same drilling rod. Drillers choose tapered button bits for faster drilling penetration rate. Different ... Read More

2022-04-13 15:03:05

Mining Button Drill Bit
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2022-04-13 15:03:05

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