Reverse Circulation Coring Bit

US$1.00 - 8,888.00 / Piece

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What is API 7-1 Standard Reverse Circulation Coring Bit of Part of Mining Rock Well Drilling Tools

Name: API 7-1 Standard Reverse Circulation Coring Bit of Part of Mining Rock Well Drilling Tools
Uploaded: 2025-08-29T08:47:25+08:00
Description: Product Description REVERSE CIRCULATION CORING BIT BIT SPECIFICATIONS RECOMMENDED PARAMETERS Size Number of Blade Primary Cutter Size TFA(in2) Gauge Length Connection Rotary Speed(rpm) Weight

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Price

Min. Order Reference FOB Price

1 Piece US$1.00 - 8,888.00 / Piece

Sepcifications

Customized Customized
Standard API
Length Jobber-length
Type Core Drill Bit
Material Tungsten Carbide
Usage Well Drilling
Transport Package Plywood Box and Ad Required
Specification 8-1/2 inch
Trademark Ruishi
Origin China, Cangzhou
API Connection(Reg)Pin Chuan8-3CBS/4CBS
Weight on Bit(kN/mm) 20-100
Rotary Speed(Rpm) 40-150
Primary Cutter Size 16mm
Tfa(In2) 6-10
Gauge Length 2"-3.5"

Product Description

Product Description REVERSE CIRCULATION CORING BIT BIT SPECIFICATIONS RECOMMENDED PARAMETERS Size Number of Blade Primary Cutter Size TFA(in2) Gauge Length Connection Rotary Speed(rpm) Weight On Bit(KN) 12-1/4" 6 16mm 6-10 2"-3.5" chuan 8-3CBS/4CBS 40-150 20-100 PDC ...

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Hebei Ruishi Bits Manufacturing Co., Ltd

Diamond Member Since 2023

Audited Supplier

Business Type Manufacturer/Factory & Trading Company
Main Products Tricone Bit, Drill Bit, PDC Bit
Number of Employees 41
Year of Establishment 2006-08-04
Management System Certification ISO9001:2015, ISO14001:2015
Average Lead Time Peak Season Lead Time: one month
Off Season Lead Time: within 15 workdays

Reverse Circulation Coring Bit Comparison

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Transaction Info
	API 7-1 Standard Reverse Circulation Coring Bit of Part of Mining Rock Well Drilling Tools Contact Now	Quick View Quick Change High Speed Wood Flat Drill Bits for Wood Contact Now	Quick View 8PCS Wood Flat Spade Drill Bits for Carpenter Hand Drilling Tools Contact Now	Quick View 5PCS Wood Metal Drilling Spade Drills Bit Set Contact Now	Quick View 3-Point Drilling Wood Flat Drills Bit with Hexagonal Handle Wood Working Tools Contact Now
Price	US$1.00 - 8,888.00 / Piece	US$0.10 - 5.00 / Piece	US$0.10 - 5.00 / Piece	US$0.10 - 5.00 / Piece	US$0.10 - 5.00 / Piece
Min Order	1 Piece	1 Piece	1 Piece	1 Piece	1 Piece
Payment Terms	LC, T/T, D/P, PayPal, Western Union, Small-amount payment	LC, T/T, D/P, PayPal, Western Union, Small-amount payment	LC, T/T, D/P, PayPal, Western Union, Small-amount payment	LC, T/T, D/P, PayPal, Western Union, Small-amount payment	LC, T/T, D/P, PayPal, Western Union, Small-amount payment
Quality Control
Management System Certification	ISO9001:2015	-	-	-	-
Trade Capacity
Export Markets	Europe	North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic	North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic	North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic	North America, South America, Europe, Southeast Asia/ Mideast, Africa, East Asia(Japan/ South Korea), Australia, Domestic
Annual Export Revenue	-	3,000,000 USD	3,000,000 USD	3,000,000 USD	3,000,000 USD
Business Model	Own Brand, ODM, OEM	-	-	-	-
Average Lead Time	Peak Season Lead Time: one month Off Season Lead Time: within 15 workdays	Peak Season Lead Time: one month Off Season Lead Time: one month	Peak Season Lead Time: one month Off Season Lead Time: one month	Peak Season Lead Time: one month Off Season Lead Time: one month	Peak Season Lead Time: one month Off Season Lead Time: one month
Product Attributes
Specification	Customized: Customized; Standard: API; Length: Jobber-length; Type: Core Drill Bit; Material: Tungsten Carbide; Usage: Well Drilling; API Connection(Reg)Pin: Chuan8-3CBS/4CBS; Weight on Bit(kN/mm): 20-100; Rotary Speed(Rpm): 40-150; Primary Cutter Size: 16mm; Tfa(In2): 6-10; Gauge Length: 2"-3.5";	Customized: Customized; Standard: DIN; Length: 150mm(6&Quot;), 300mm(12&Quot;); Type: Core Drill Bit; Material: High Carbon Steel; Usage: Wood Drilling; Shank: Round Shank or Hex Shank; Surface Finishing: Bright ,Amber,Tin,Black Oxide; Hardness: 45HRC; Application: Soft Wood,Playwood and Hardwood; Diameter: 6-40mm; Process: Ground; Cutting Edge: Angled Spurs; Head: Center Point;	Customized: Customized; Standard: DIN; Length: 150mm(6&Quot;), 300mm(12&Quot;); Type: Core Drill Bit; Material: High Carbon Steel; Usage: Wood Drilling; Shank: Round Shank or Hex Shank; Surface Finishing: Bright ,Amber,Tin,Black Oxide; Hardness: 45HRC; Application: Soft Wood,Playwood and Hardwood; Diameter: 6-40mm; Process: Ground; Cutting Edge: Angled Spurs; Head: Center Point;	Customized: Customized; Standard: DIN; Length: 150mm(6&Quot;), 300mm(12&Quot;); Type: Core Drill Bit; Material: High Carbon Steel; Usage: Wood Drilling; Shank: Round Shank or Hex Shank; Surface Finishing: Bright ,Amber,Tin,Black Oxide; Hardness: 45HRC; Application: Soft Wood,Playwood and Hardwood; Diameter: 6-40mm; Process: Ground; Cutting Edge: Angled Spurs; Head: Center Point;	Customized: Customized; Standard: DIN; Length: 150mm(6&Quot;), 300mm(12&Quot;); Type: Core Drill Bit; Material: High Carbon Steel; Usage: Wood Drilling; Shank: Round Shank or Hex Shank; Surface Finishing: Bright ,Amber,Tin,Black Oxide; Hardness: 45HRC; Application: Soft Wood,Playwood and Hardwood; Diameter: 6-40mm; Process: Ground; Cutting Edge: Angled Spurs; Head: Center Point;
Supplier Name	Hebei Ruishi Bits Manufacturing Co., Ltd	DANYANG DAMING TOOLS CO., LTD.	DANYANG DAMING TOOLS CO., LTD.	DANYANG DAMING TOOLS CO., LTD.	DANYANG DAMING TOOLS CO., LTD.
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