Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining

Product Details
Customization: Available
Customized: Customized
Standard: AISI, API
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Year of Establishment
2024-10-14
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  • Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining
  • Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining
  • Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining
  • Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining
  • Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining
  • Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining
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  • Overview
  • Product Description
  • Product Parameters
  • Detailed Photos
  • Packaging & Shipping
Overview

Basic Info.

Length
Stub-length
Type
Core Drill Bit
Material
High Manganese Steel
Usage
Well Drilling
Thread Type
Male or Female
Machine Type
Drilling Equipment
Applicable Industries
Energy & Mining
Processing Type
Forging
Use
Well Drilling
Application
Stone Mining in Mines
Color
Customized
Features
Fast Speed, High Efficiency
Product Name
Three Wings Alloy Scraper Bit
Video Outgoing-Inspection
Supported
Condition
New
API
2 3/8"3 1/2"4 1/2"Support Customization
Weight (Kg)
4.7kg
Transport Package
Wooden Box
Specification
75~77#
Trademark
FineDrill
Origin
Changsha, Hunan, China
HS Code
8430691900
Production Capacity
15, 000PCS/Year

Product Description

Product Description

  1. NTW Diamond Impregnated Core Drill Bits deliver high-efficiency drilling in hard rock, reinforced concrete, granite, and asphalt, featuring hot-pressed sintered diamond segments for superior durability, precision, and long service life.

    Available in popular sizes (75mm, 76.5mm, 77mm) with custom diameter options, these wireline drill bits are ideal for:

  2. Geological exploration & mining (high-speed core sampling)

  3. Construction & demolition (reinforced concrete, masonry)

  4. Industrial drilling (high-hardness materials)

  5. Engineered for professional and heavy-duty use, the segmented diamond design ensures consistent performance, while the quick-change wireline system minimizes downtime, boosting on-site productivity.

    Key Advantages:
     High hardness & corrosion-resistant (sintered diamond technology)
     Wet/dry drilling compatible (versatile applications)
     Precision-cut & long lifespan (cost-effective solution)

    Ideal for contractors seeking reliable, high-performance diamond core bits for challenging drilling conditions.

 

Product Parameters

 
 
Name
  NTW Diamond Wireline Core Drill Bits
Use
  NTW Diamond Drill Bit for Geological Surveys/Rigorous Field Work
Application
Soft foundation stratum, soil layer, sediment, backfilling
Size
75mm 76mm 76mm Various models can be custom
   Warranty   1 year
   Applicable Industries   Construction works , Energy & Mining, Other
   Video outgoing-inspection   Provided
   Brand Name   Finedrill 
  Type   drill bit 
  Machine Type   drilling tool
  Material    Carbide
 

Detailed Photos

Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining

Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining

Packaging & Shipping

Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining

Finedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and MiningFinedrill Ntw 77 K5 Impregnated Diamond Drill Core Bits for Hard Rock and Mining

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