small drill bit

Brand Name:ZONCO

Model Number:Customized

Place of Origin:Zhuzhou

... Gas Drill Bits Tungsten Carbide Jet Bit Nozzle Product description Product Name Cross Groove Tungsten Carbide Thread Nozzle Oil Gas Drill Bits Tungsten Carbide Jet Bit Nozzle Brand Zonco Material 100% Virgin Steel/Tungsten carbide Usage Drill bit MOQ 1 ...

Brand Name:Jincheng Drilling Tools

Model Number:All

Place of Origin:China(mainland)

...Tungsten Carbide Drill Bits , Metal Tapered Button Bits Product Description Jincheng tapered bits are ideal for short hole drill & blast, as well as roof bolting applications, as we are Chinese leading manufacture of rock drilling bits,we have rich ...

Brand Name:Jincheng Drilling Tools

Model Number:All

Place of Origin:China(mainland)

..., as we are Chinese leading manufacture of rock drilling bits,we have rich experience in reseraching and producing .Our products are sold to many countries of the world and gained lots of trust and praise.Why our products are so popular? 1. We use the most

Brand Name:Jincheng Drilling Tools

Model Number:All

Place of Origin:China(mainland)

..., as we are Chinese leading manufacture of rock drilling bits,we have rich experience in reseraching and producing .Our products are sold to many countries of the world and gained lots of trust and praise.Why our products are so popular? 1. We use the most

Brand Name:Jincheng Drilling Tools

Model Number:All

Place of Origin:China(mainland)

..., as we are Chinese leading manufacture of rock drilling bits,we have rich experience in reseraching and producing .Our products are sold to many countries of the world and gained lots of trust and praise.Why our products are so popular? 1. We use the most

Brand Name:Jincheng Drilling Tools

Model Number:All

Place of Origin:China(mainland)

46mm 45mm 34mm Drill Bit R32 T51 Hard Rock Coal Mining Thread Button Bit Jincheng Retract Thread Button Drill Bit Retractable rock drill button bit is well known for its high wear resistance on medium-hard to hard abrasive rock formations (between 200 Mpa...

Brand Name:ShiFeng

Model Number:Single tube 110

Place of Origin:WUXI

...Drill Bits For Rock Long Service Life High Cost Performance Impregnated Diamond Core Bit is made with high quality synthetic diamonds, mixed evenly through a metal alloy matrix. Using hierarchical mole technology, to reduce the contact area of diamond bit matrix and the labial surface of the rock surface, and improve the drilling speed. The diamond bit mole with steel layer, to increase the pressure applied to the rock drill

Place of Origin:HeBei . China

...Cone Rock Roller Drill Bit For Oil Rig And Mining Introduction The hard formation TCI tricone bits can be used to drill hard and abrasive formations. Wear resistance tungsten carbide inserts are used in the outer rows to prevent loss of bit gauge. Maximum ...

Place of Origin:HeBei . China

TCI Tricone Drill Bit Roller Cone Bits With Inserted Tooth For Drilling Introduction Choose the best materials and maintain their quality. We purchase high-quality steel and strictly control material composition and size, mainly including testing the shape...

Brand Name:MIROC by KSQ

Model Number:RE1676-R32-B

Place of Origin:China (Mainland)

...bit For Reaming with Ballistic Buttons for Drifting and Tunneling Our drill bit is made from top quality steel and tungsten carbide as same as internationally well-known brand and apply “hot-insertion” processing procedure to insert the buttons as same as internationally well-known brand.Continuous field testing of our products have been arranged to our own or contracted drilling...

Brand Name:MIROC by KSQ

Model Number:BS740-11D-22-2

Place of Origin:China (Mainland)

Diameter 40mm 11 Degree Cost-effective Tapered Drill bit Ballistic Button Drill Bit with Short Skirt All our products, which passed ISO9001 quality management system, are widely used in open pit mining, tunneling, quarrying, transportation construction,...

Brand Name:MIROC

Model Number:Drag Drill Bit

Place of Origin:China

...Drill Bit for Rock Drilling Product Description: Drag bit are manufactured from forged high-quality alloy steel and hard alloy, plus state of art welding technology and multiple precision heat treatment to provide the highest penetration rate and longest lifespan at the roughest condition. A drag bit...

Brand Name:MIROC

Model Number:PDC Anchor Shank Drill Bit

Place of Origin:CHINA

...enhanced drilling efficiency,their lifespan is more 10-30times than alloy bits,its blade has usually 2 or 3 wings,they can mainly used for coal mining,hydropower,railway,road construction,bridge and building,etc Advantage 1. Enhance abrasive ...

Brand Name:MIROC

Model Number:GT60 Diameter 152mm

Place of Origin:CHINA

...Drill Bit 1. The threaded drill bit are equipped with the hydraulic drilling jumbo and used for crush rock ,and it is widely used in tunnel construction, large scale mine(open and underground )and large section tunnel advance in metal mine. 2. Our threaded button bit...

Brand Name:JOHNSON TOOLS

Place of Origin:CHINA

Model Number:BGB70

... or any other stone fabrication applications. 70mm (2 3/4 inch) outside diameter. 12.7mm (1/2 inch) shank. Total length is 83mm (3 1/4 inch). Can drill 50mm (2 inch) depth. Great segment of 8mm height. More