Home Tools & Hardware Drill Bit Twist Drill Bit Extension Drilling Bit 2025 Product List

Extension Drilling Bit

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US$ 35-55 / Piece
5 Pieces (MOQ)
XIAMEN PRODRILL EQUIPMENT CO., LTD.
XIAMEN PRODRILL EQUIPMENT CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Fujian, China
  • Trading Company

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5(5.0)

"Good Service"
Good Service
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Customized
Standard
Standard
Drill Bit
Tungsten Carbide
Well Drilling, Metal Drilling, Mining

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US$ 65-75 / Piece
5 Pieces (MOQ)
XIAMEN PRODRILL EQUIPMENT CO., LTD.
XIAMEN PRODRILL EQUIPMENT CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Fujian, China
  • Trading Company

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5(5.0)

"Nice Customer Service"
Nice Customer Service
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Customized
Stub-length
Center Drill Bit
Tungsten Carbide
Well Drilling, Masonry Drilling
New

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US$ 3-50 / Piece
1 Piece (MOQ)
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Guangdong, China
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Available
3 Months
CE, ISO 9001:2000
AISI
Spray-Paint
Casting

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US$ 10 / Piece
1 Piece (MOQ)
UPET GROUP CO., LTD.
UPET GROUP CO., LTD.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Shandong, China
  • Trading Company

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Forging
Galvanized
Atmospheric Pressure
Cast Steel
1 Year
Oilfield

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US$ 45-90 / Piece
10 Pieces (MOQ)
Shandong Kat Drilling Tools Co., Ltd.
Shandong Kat Drilling Tools Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shandong, China
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5(5.0)

"On-time Delivery"
On-time Delivery
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Customized
GB
Taper-length
Rock Drilling Tools
Alloy Steel
Well Drilling, Rock Drilling

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US$ 50 / Piece
5 Pieces (MOQ)
XIAMEN PRODRILL EQUIPMENT CO., LTD.
XIAMEN PRODRILL EQUIPMENT CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Fujian, China
  • Trading Company

Secured Trading Service

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5(5.0)

"Excellent Service"
Excellent Service
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Customized
SGS
Rock Drill Bit
Tungsten Carbide
Rock Drilling
Prodrill

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US$ 73.15-81 / Piece
10 Pieces (MOQ)
Maxdrill Rock Tools Co., Ltd.
Maxdrill Rock Tools Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Guizhou, China
  • Manufacturer/Factory & Trading Company

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Yes
6 Months
ISO 9001:2015
GB/T2828.1-2003
Painting
Machining

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US$ 0.2-5 / Piece
1000 Pieces (MOQ)
Xuzhou Perfect Tools Co., Ltd.
Xuzhou Perfect Tools Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China
  • Trading Company

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Customized
AISI
Stub-length
Twist Drill Bit
High Speed Steel, HSS
Metal Drilling, Stainless Steel Aluminium

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US$ 0.2-5 / Piece
1 Piece (MOQ)
Jiangsu Right Import&Export Co., Ltd.
Jiangsu Right Import&Export Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangsu, China
Secured Trading Service

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5(5.0)

"Fast Dispatch"
Fast Dispatch
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Customized
DIN
Standard Length
Twist Drill Bit
High Speed Steel
Metal Drilling

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US$ 0.3-6 / Piece
1 Piece (MOQ)
Jiangsu Right Import&Export Co., Ltd.
Jiangsu Right Import&Export Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangsu, China
Secured Trading Service

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5(5.0)

"On-time Delivery"
On-time Delivery
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Non-Customized
DIN
Standard Length
Twist Drill Bit
High Speed Steel
Metal Drilling

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US$ 50-120 / Piece
10 Pieces (MOQ)
Shandong Kat Drilling Tools Co., Ltd.
Shandong Kat Drilling Tools Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Shandong, China
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5(5.0)

"On-time Delivery"
On-time Delivery
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Repair or Replacement
6 Months
ISO 9001:2000, ISO 9001:2008
GB
Spray-Paint
Stamping

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US$ 0.2-5 / Piece
1000 Pieces (MOQ)
Xuzhou Perfect Tools Co., Ltd.
Xuzhou Perfect Tools Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China
  • Trading Company

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Customized
AISI
Stub-length
Twist Drill Bit
High Speed Steel, HSS
Metal Drilling, Stainless Steel Aluminium

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US$ 3-50 / Piece
1 Piece (MOQ)
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.
Shenzhen TANK Drilling Technology & Equipment Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Guangdong, China
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Available
3 Months
ISO 9001:2000
Spray-Paint
Casting
Carbon Steel

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US$ 0.28-0.32 / Piece
1000 Pieces (MOQ)
Anhui Shengshi Hardware Tool Manufacturing Co., Ltd.
Anhui Shengshi Hardware Tool Manufacturing Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Anhui, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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Torsion Screwdriver
Stainless Steel
Hexagonal
Straight Type
Other
Common

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US$ 0.07-5 / Piece
1 Piece (MOQ)
DANYANG DAMING TOOLS CO., LTD.
DANYANG DAMING TOOLS CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Jiangsu, China
  • Trading Company

Secured Trading Service

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5(5.0)

"Nice Service"
Nice Service
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Customized
DIN, JIS, AISI, API
150mm(6&Quot;), 300mm(12&Quot;)
Core Drill Bit
High Carbon Steel
Wood Drilling

Favorites

US$ 50-1000 / Piece
1 Piece (MOQ)
YANTAI PANDA EQUIPMENT CO., LTD.
YANTAI PANDA EQUIPMENT CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shandong, China
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1year
Drill Tools
CE, ISO9001: 2000, API
New
76-1000mm
Tungsten Carbide, High Manganese Steel

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US$ 1-5 / Piece
1000 Pieces (MOQ)
Hangzhou Fanxi Tools Co., Ltd.
Hangzhou Fanxi Tools Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
Secured Trading Service

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5(5.0)

"On-time Delivery"
On-time Delivery
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Non-Customized
Taper-length
High Speed Steel
Wood Drilling
Round Shank with Extension Bar
Black & Bright

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US$ 4-10 / Piece
1 Piece (MOQ)
Zhejiang Xinxing Tools Co., Ltd.
Zhejiang Xinxing Tools Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Zhejiang, China
  • Manufacturer/Factory & Trading Company

Secured Trading Service

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ISO9001,ISO14001
Drilling Machine
Standard
Uncoated
Alloy Steel
Better Endurance

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US$ 0.09-0.13 / Piece
1000 Pieces (MOQ)
Anhui Shengshi Hardware Tool Manufacturing Co., Ltd.
Anhui Shengshi Hardware Tool Manufacturing Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Anhui, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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Phillips Screwdriver
S2
Phillips
Straight Type
Other
Common

Favorites

US$ 50-1000 / Piece
1 Piece (MOQ)
YANTAI PANDA EQUIPMENT CO., LTD.
YANTAI PANDA EQUIPMENT CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Shandong, China
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1year
Drill Tools
CE, ISO9001: 2000, API
New
76-1000mm
Tungsten Carbide, High Manganese Steel

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US$ 0.1-5 / Piece
1 Piece (MOQ)
DANYANG DAMING TOOLS CO., LTD.
DANYANG DAMING TOOLS CO., LTD.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China
  • Trading Company

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Customized
DIN
150mm(6&Quot;), 300mm(12&Quot;)
Core Drill Bit
High Carbon Steel
Wood Drilling

Favorites

US$ 14-230 / Piece
10 Pieces (MOQ)
Wuhan Wanbang Laser Diamond Tools Co., Ltd.
Wuhan Wanbang Laser Diamond Tools Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Hubei, China
  • Manufacturer/Factory & Trading Company

  • Others
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Customized
Customized
Accessories for Core Drill
High Speed Steel
Accessories for Core Drill
300~450mm

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US$ 15-330 / Piece
10 Pieces (MOQ)
Xiamen Sansung Mining Equipment Co., Ltd.
Xiamen Sansung Mining Equipment Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Fujian, China
  • Trading Company

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Customized
ISO9001
Standard Length
Center Drill Bit
Tungsten Carbide
Well Drilling, Masonry Drilling, Rock Drilling

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US$ 11.6-55 / Piece
100 Pieces (MOQ)
Yanggu Juli Machinery Co., Ltd
Yanggu Juli Machinery Co., Ltd
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Shandong, China
  • Manufacturer/Factory & Trading Company

  • ISO9001:2015
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Online After Sales Service
Three Months
ISO 9001:2000, ISO 9001:2008
GB, ASTM
Sand Blast
Forging

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US$ 2 / Piece
5000 Pieces (MOQ)
NINGBO T-WIN IMP.&EXP. CO., LTD
NINGBO T-WIN IMP.&EXP. CO., LTD
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Zhejiang, China
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Customized
DIN
Taper-length
Twist Drill Bit
Hcc Co
Metal Drilling, Masonry Drilling

Favorites

US$ 8.5-13.5 / Piece
1 Piece (MOQ)
Hebei Senmine Technology Co., Ltd.
Hebei Senmine Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Secured Trading Secured Trading
  • Hebei, China
Secured Trading Service

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5(5.0)

"On-time Delivery"
On-time Delivery
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Customized
CE
250mm
Core Drill Bit
Diamond
Masonry Drilling, Concrete Drilling

Favorites

US$ 1-2.5 / Piece
10 Pieces (MOQ)
Dalian Heshe Trading Co., Ltd.
Dalian Heshe Trading Co., Ltd.
  • China Supplier - Gold Member Gold Member
  • Audited SupplierAudited Supplier
  • Liaoning, China
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Customized
DIN, JIS, AISI, API
Jobber-length
Gun Drill Bit
High Carbon Steel
Wood Drilling, Well Drilling, PCB Drilling, Metal Drilling, Masonry Drilling

Favorites

US$ 2.2-3 / Set
100 Sets (MOQ)
Nanjing TOOLJOY Hardware Technology Co., Ltd.
Nanjing TOOLJOY Hardware Technology Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China
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Adapter
Chrome Vanadium Steel
Hexagonal
Straight Type
Tooljoy
Common

Favorites

US$ 15-330 / Piece
10 Pieces (MOQ)
Xiamen Sansung Mining Equipment Co., Ltd.
Xiamen Sansung Mining Equipment Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Fujian, China
  • Trading Company

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Customized
ISO9001
Standard Length
Center Drill Bit
Tungsten Carbide
Well Drilling, Masonry Drilling, Rock Drilling

Favorites

US$ 0.682-0.923 / Set
500 Sets (MOQ)
Jiangsu Smile Tools Co., Ltd.
Jiangsu Smile Tools Co., Ltd.
  • China Supplier - Diamond Member Diamond Member
  • Audited SupplierAudited Supplier
  • Jiangsu, China
  • Manufacturer/Factory & Trading Company

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Black
Unfolded
Without
CRV
Customized
BOSCH
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Questions & Answers on Extension Drilling Bit
Q
What advantages do wholesale purchases of drill bits offer?
A
Our Extension Drilling Bit offers exceptional quality within the Drill Bit category.Opting for wholesale purchase of drill bits provides benefits such as cost-efficiency, bulk purchasing discounts, and the flexibility for custom orders. Bulk buying also ensures a streamlined supply chain and access to reliable manufacturing expertise. This secures high-quality drill bits at competitive rates.
Q
How can I locate reliable suppliers of drill bits in China?
A
Enhance your Drill Bit setup with our premium Extension Drilling Bit.When searching for reliable drill bit suppliers in China, make use of online supplier directories, attend trade shows, and request referrals from business contacts. Ensure that the supplier follows industry standards and quality assurance processes. Choosing to collaborate with a leading supplier can ensure quality and consistent supply.
Q
What are the common materials used in manufacturing drill bits?
A
Our Extension Drilling Bit offers exceptional quality within the Drill Bit category.Drill bits are commonly made of high-speed steel, solid carbide, cobalt steel, or Tungsten Carbide. Each material has its unique characteristics like durability and suitability for specific materials. Consulting with a reputable manufacturer can help you determine the best material for your task.
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