Home > Tools & Hardware > Power Tool Accessory > Drill Bit >

Large Drill Bit

Fair Trading Service

Report fraud supplier Report IPR Products

Haven't found right suppliers
Our buyer assistants can help you find the most suitable, 100% reliable suppliers from China.
And this service is free of charge.
we have buyer assistants who speak English, French, Spanish......and we are ready to help you anytime!

Submit Buying Request

Total 30604 products for large drill bit Manufacture & Suppliers

M42 Triangle Handle HSS Drill Bit Cobalt Hole Step Down Cone

...hin 3mm. One drill bit can be used instead of multiple drill bits. Holes with different diameters can be processed according to the needs, and the large holes can be processed at one time without changing th...

Zhongzuan (Chongqing ) Precision Tools Manufacturing Co., Ltd.
Chongqing,China

Verified Supplier

Add to cart
Hole Drilling Carbide Top Hammer Drill Bits Diameter 65mm R28 Low Breakage

...Bit Top Hammer Drill Bit for Hole Drilling Product Description: Threaded drill bits are suitable for working conditions such as roadway excavation, underground, open-pit mining, pointing support, tunnels and...

KSQ Technologies (Beijing) Co. Ltd
Beijing,China

Active Member

Add to cart
Hollow Hole Paper Drill Bit Taper Shank Type For Paper Drilling OEM

...Drill Bits Product Features : ● Available in 2 kind styles to suit most popular drilling machines,straight and hollow shank. ● Dimensions from 2.0 mm to 10 mm. ● Standard HSS steel for paper, board or lamina...

Foshan Dechang Technology Co., Ltd.
China

Site Member

Add to cart
Straight Shank Paper Drill Bit 6mm Diameter Smooth Surface For Die Making

... HSS steel for paper, board or laminate applications ● Drill bits manufactured from HSS steel ● Both outside and inside edges polished for smooth surface ● Sharp cutting edge wax coated until use ● Suit a la...

Foshan Dechang Technology Co., Ltd.
China

Site Member

Add to cart
Fixed Cutter Drill Bit 6-1/2 Inch Matrix Body PDC Bit Of Hard Rock Drill Bits

... binder alloys that are metallurgically bonded using an infiltration process. A Matrix Bit is designed to optimise hardness, abrasion resistance, and erosion resistance. It can bear reasonably large compress...

Suzhou Energy Tool Co., Ltd.
Jiangsu,China

Verified Supplier

Add to cart
High Rotary Speed Hard Drill Bits , Tricone Rock Bit For Soft -Medium Formationc

...used to drill low compressive strength, very soft formations. This bit maximized to use of both conical and chisel tungsten carbide inserts of large diameters and high projection. This cutting structure desi...

Hunan Tianying Drilling Machine Manufacturing Co., Ltd.
Hunan,China

Active Member

Add to cart
BR1 BR2 BR3 BR33 Button Drill Bit Medium Low Air Pressure BR DTH Rock Bits

...Drill Bit Medium Low Air Pressure BR DTH Rock Bits Description In DTH drilling, the percussion mechanism – commonly called the hammer – is located directly behind the drill bit. The drill pipes transmit the ...

Beijing Jincheng Mining Technology Co., Ltd.
Beijing,China

Verified Supplier

Add to cart
Dome Reaming Drill Bit Rock Drill Bit R32 89mm with Spherical Button for Hard Rock Blasting Holes

.... It can reduce the sectional area between bit blade and rock hole, also solve the problem of large diameter's low drilling speed in the hard formation with good directive. reaming bits for quarry are design...

KSQ Technologies (Beijing) Co. Ltd
Beijing,China

Active Member

Add to cart
Custom 3 Inch 4 Inch R32 Reamer Drill Bit Hole Cutting Drill Bit

Custom 3 Inch 4 Inch R32 Reamer Drill Bit Hole Cutting Drill Bit Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the...

KSQ Technologies (Beijing) Co. Ltd
Beijing,China

Verified Supplier

Add to cart
Industrial ST68 Dome Reaming Drill Bit Stone Drill Bits With Spherical Buttons

Industrial ST68 Dome Reaming Drill Bit Stone Drill Bits With Spherical Buttons Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then...

KSQ Technologies (Beijing) Co. Ltd
Beijing,China

Verified Supplier

Add to cart
T51 Dome Rock Tungsten Carbide Drill Bit Mining Drill Bits 152mm

T51 Dome Rock Tungsten Carbide Drill Bit Mining Drill Bits 152mm Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the...

KSQ Technologies (Beijing) Co. Ltd
Beijing,China

Verified Supplier

Add to cart
T45 Tungsten Carbide Dome Reaming Drill Bit Threaded Drill Bit

T45 Tungsten Carbide Dome Reaming Drill Bit Threaded Drill Bit Description This type of bit is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the f...

KSQ Technologies (Beijing) Co. Ltd
Beijing,China

Verified Supplier

Add to cart
Forging 9 1/2" Pdc Rock Drill Bits For Geological Exploration

...Drill Bits For Geological Exploration ♦ PDC drill bit is mainly used to drill Oil well, gas well, water well, etc. ♦ We design and produce specifie PDC bit with good performance for each soft, medium and har...

Hebei E-valves Petroleum Equipment Co., Ltd.
Hebei,China

Verified Supplier

Add to cart
Multifunctional Straight Shank HSS Drill Bit 151mm

HSS drill bit, large diameter Multi-functional HSS twist drill bits straight shank Large diameter HSS drill bits for general steel, and alloy, iron, stainless steel of which hardness less than 35HRC Standard si...

Xiamen Betalent Carbide Co.,Ltd
Fujian,China

Active Member

Add to cart
Multifunctional Straight Shank HSS Drill Bit 151mm

HSS drill bit, large diameter Multi-functional HSS twist drill bits straight shank Large diameter HSS drill bits for general steel, and alloy, iron, stainless steel of which hardness less than 35HRC Standard si...

Xiamen Betalent Carbide Co.,Ltd
Fujian,China

Verified Supplier

Add to cart
Cemented Hss Spot Drill Fixed Point Aluminum Solid Carbide Drill Bits

...Drill Bit Imperial Small Handle Fast Drilling Flute Carbide Nc Spot Drill Bits HRC55 D1-D20 Spotting Solid Cemented Fixed Point Aluminum Quick Detail: Ingenious craft Stable performance Wide range of applica...

Shenzhen Bwin Precision Tools Co., Ltd.
China

Verified Supplier

Add to cart
HRC55 D10 Tungsten Carbide Drill Bits Nc Spot Drill For Point Machine Tools

...Drill Bit Imperial Small Handle Fast Drilling Flute Carbide HRC55 Nc Spot Drill Bits D1-D20 Tungsten Spotting Fixed Point Machine Tools Quick Detail: Whole body tungsten steel base metal New coating design S...

Shenzhen Bwin Precision Tools Co., Ltd.
China

Verified Supplier

Add to cart
R25 / R28 / R32 6 12 Degree Pilot Adapter Drill Bit Reamer For Cut Holes Quarry Mining

...Drill Bit Reamer For Cut Holes Quarry Mining Reaming bits is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in combination with a...

KSQ Technologies (Beijing) Co. Ltd
Beijing,China

Verified Supplier

Add to cart
Tunneling Reaming Drill Bit T45 / T38 / R32 76mm - 127mm Diameter Forging Type

...Drill Bit T45 / T38 / R32 76mm - 127mm Diameter Forging Type Reaming bits is used for making large cut holes in drifting and tunneling. A smaller hole is first drilled and then reamed to the final size in co...

KSQ Technologies (Beijing) Co. Ltd
Beijing,China

Verified Supplier

Add to cart