89mm retract button bit online manufacture

T45 Hard Rock Drilling Tungsten Carbide Retrac Button Bit for Underground Mining Description: Retrac button bits are made by high quality alloy steel bar and tungsten carbides. Under the process of heat ... Read More

89mm T51 Carbon Steel Retractable Thread Button Bits Rock Drilling Bit Product Information: Our thread button bit was from high quality cemented carbide and produced with heat treatment technology,which ... Read More

89mm T45 Cemented Carbide Retractable Drill Bit Mining Tool Retract Button Bit Description: MTH thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, ... Read More

89mm T45 Retractable Button Drill Bit Cemented Carbide Rock Drill Description: We can design customized thread button drill bits according to different drilling application, and custom drill bits are applicable ... Read More

Underground Ballistic Rock Mining Tools Retract Button Bit Description: Quarrying Retrac Threaded Button Bit is suitable for mining,quarring,tunneling and so on. It is widely used for gound quarring and ... Read More

Tungsten Carbide 76mm T45 Retract Button Bit For Quarrying Underground Mining Description: MTH thread button drill bits are made by high quality alloy steel bar and tungsten carbides. Through heat treatment, ... Read More

4 Inch 102mm T45 Blast Hole Drill Retract Button Bit For Minging Description: Retrac button bits are made by high quality alloy steel bar and tungsten carbides. Under the process of heat treatment, Minetechs ... Read More

Rock Drilling and Heat Treatment Process for Spherical Thread Button Bit Product Description: Thread Button Bit is a kind of drill bit which is designed to drill holes with threads. It is manufactured by CNC ... Read More

R25-32 T38 T45 T51 GT60 115mm 102mm 89mm 76mm 64mm thread drill bits, thread button bit, Retrac Button Bit Description: MTH thread button drill bits are made by high quality alloy steel bar and tungsten ... Read More

T51 102mm Retract Ballistic Rock Button Bits Underground Mining Tools Description: The Drill Bits are made from grade hard alloy and special steel, generally matched with the light-duty rock drill, to drill the ... Read More