What is 8 1/2" IADC637 Single Cutters/ Segments / API Roller Bit Palm for Core Barrel and Piling Foundation

Name: 8 1/2" IADC637 Single Cutters/ Segments / API Roller Bit Palm for Core Barrel and Piling Foundation
Uploaded: 2025-10-04T14:39:28+08:00
Description: Product Description Basial Specification IADC Code 117,127,126,217 417,437,517,537 617,627,637,737 Bit Size 7 1/2'',8 1/2'' 9 7/8'',12 1/4'' Tooth Type wide teeth,chisel insert Bit Weight 18kg Met

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Price

Min. Order Reference FOB Price

1 Piece US$300.00 - 900.00 / Piece

Sepcifications

Customized Customized
Standard AISI
Length Taper-length
Type Center Drill Bit
Material High Carbon Steel
Usage Well Drilling
Transport Package Wooden Case
Specification 8 1/2
Trademark LONGYUE
Origin Hebei, China
Machine Type Drilling Tool
Processing Type Forging
Advantage High-Efficiency ,Wear Resistant
Bearing Type Journal /Roller Bearing Bit
Pin Connection 4 1/2" API Regular

Product Description

Product Description Basial Specification IADC Code 117,127,126,217 417,437,517,537 617,627,637,737 Bit Size 7 1/2'',8 1/2'' 9 7/8'',12 1/4'' Tooth Type wide teeth,chisel insert Bit Weight 18kg Meterial tungsten carbide insert,inlaid friction-reducing alloy Bearing Metal sealed ...

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Hejian Longyue Drill Bit Manufacture Co., Ltd.

Diamond Member Since 2023

Audited Supplier

Business Type Manufacturer/Factory & Trading Company
Main Products Tci Tricone Cone Bit, Single Cone Rock Roller Drill, PDC Drill Bit, Hole opene, Drilling Reamer for drifferent soil and sand formation
Number of Employees 67
Year of Establishment 2016-03-03
Management System Certification ISO 9001, ISO 14001
Average Lead Time Peak Season Lead Time: within 15 workdays
Off Season Lead Time: within 15 workdays

Tricone Bit Comparison

	8 1/2" IADC637 Single Cutters/ Segments / API Roller Bit Palm for Core Barrel and Piling Foundation Contact Now	Quick View DIN 338 HSS Cobalt Twist Drills Bit for Stainless Steel Hard Metal Contact Now	Quick View DIN 338 Twist Cobalt Drill Bit for Hard Metal Contact Now	Quick View Twist HSS Cobalt Drills Bit for Power Drill Tool Contact Now	Quick View Cobalt High Speed Steel HSS Straight Twist Drill Bit for Metal Contact Now

Transaction Info
	8 1/2" IADC637 Single Cutters/ Segments / API Roller Bit Palm for Core Barrel and Piling Foundation Contact Now	Quick View DIN 338 HSS Cobalt Twist Drills Bit for Stainless Steel Hard Metal Contact Now	Quick View DIN 338 Twist Cobalt Drill Bit for Hard Metal Contact Now	Quick View Twist HSS Cobalt Drills Bit for Power Drill Tool Contact Now	Quick View Cobalt High Speed Steel HSS Straight Twist Drill Bit for Metal Contact Now
Price	US$300.00 - 900.00 / Piece	US$0.0014 - 3.00 / Piece	US$0.0014 - 3.00 / Piece	US$0.0014 - 3.00 / Piece	US$0.0014 - 3.00 / Piece
Min Order	1 Piece	1 Piece	1 Piece	1 Piece	1 Piece
Payment Terms	LC, T/T, D/P, PayPal	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	-	-	-	-	-
Trade Capacity
Export Markets	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	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: within 15 workdays 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: AISI; Length: Taper-length; Type: Center Drill Bit; Material: High Carbon Steel; Usage: Well Drilling; Machine Type: Drilling Tool; Processing Type: Forging; Advantage: High-Efficiency ,Wear Resistant; Bearing Type: Journal /Roller Bearing Bit; Pin Connection: 4 1/2" API Regular;	Customized: Customized; Standard: DIN, JIS, AISI; Length: Taper-length; Type: Twist Drill Bit; Material: High Speed Steel; Usage: Metal Drilling; Size: 0.5-20mm; Hardness: HRC61-66; Sharpening: 118&135 Degree Point; Process: Fully Ground; Surface Finish: Black, White, Rainbow, Coffee Color; Flute: N or Va; Shank: Straight Shank Drills; Surface: Black Finish, Bright Finish, Black & Bright Finish; Packing: PVC Pouch, Paper Box, Plastic Box, Plastic Tube, M; Point Angle: 118° or 135&Deg; Application: for Drilling Steel, Cast Steel, Grey Cast Iron, Ma; Manufacturing Process: Fully Ground, Milled, Rolled, Edge Ground. Materia; HSS Drill Standard: DIN 338, DIN 340; Helix Angle: Type N, Type W, Type H; HSS Grade: HRC(Rockwell Hardness);	Customized: Customized; Standard: DIN, JIS, AISI; Length: Taper-length; Type: Twist Drill Bit; Material: High Speed Steel; Usage: Metal Drilling; Size: 0.5-20mm; Hardness: HRC61-66; Sharpening: 118&135 Degree Point; Process: Fully Ground; Surface Finish: Black, White, Rainbow, Coffee Color; Flute: N or Va; Shank: Straight Shank Drills; Surface: Black Finish, Bright Finish, Black & Bright Finish; Packing: PVC Pouch, Paper Box, Plastic Box, Plastic Tube, M; Point Angle: 118° or 135&Deg; Application: for Drilling Steel, Cast Steel, Grey Cast Iron, Ma; Manufacturing Process: Fully Ground, Milled, Rolled, Edge Ground. Materia; HSS Drill Standard: DIN 338, DIN 340; Helix Angle: Type N, Type W, Type H; HSS Grade: HRC(Rockwell Hardness);	Customized: Customized; Standard: DIN, JIS, AISI; Length: Taper-length; Type: Twist Drill Bit; Material: High Speed Steel; Usage: Metal Drilling; Size: 0.5-20mm; Hardness: HRC61-66; Sharpening: 118&135 Degree Point; Process: Fully Ground; Surface Finish: Black, White, Rainbow, Coffee Color; Flute: N or Va; Shank: Straight Shank Drills; Surface: Black Finish, Bright Finish, Black & Bright Finish; Packing: PVC Pouch, Paper Box, Plastic Box, Plastic Tube, M; Point Angle: 118° or 135&Deg; Application: for Drilling Steel, Cast Steel, Grey Cast Iron, Ma; Manufacturing Process: Fully Ground, Milled, Rolled, Edge Ground. Materia; HSS Drill Standard: DIN 338, DIN 340; Helix Angle: Type N, Type W, Type H; HSS Grade: HRC(Rockwell Hardness);	Customized: Customized; Standard: DIN, JIS, AISI; Length: Taper-length; Type: Twist Drill Bit; Material: High Speed Steel; Usage: Metal Drilling; Size: 0.5-20mm; Hardness: HRC61-66; Sharpening: 118&135 Degree Point; Process: Fully Ground; Surface Finish: Black, White, Rainbow, Coffee Color; Flute: N or Va; Shank: Straight Shank Drills; Surface: Black Finish, Bright Finish, Black & Bright Finish; Packing: PVC Pouch, Paper Box, Plastic Box, Plastic Tube, M; Point Angle: 118° or 135&Deg; Application: for Drilling Steel, Cast Steel, Grey Cast Iron, Ma; Manufacturing Process: Fully Ground, Milled, Rolled, Edge Ground. Materia; HSS Drill Standard: DIN 338, DIN 340; Helix Angle: Type N, Type W, Type H; HSS Grade: HRC(Rockwell Hardness);
Supplier Name	Hejian Longyue Drill Bit Manufacture 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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