Ningbo Lianchuang Hewo Precision Tools Co., Ltd
                                                                                                           
Verified Supplier
10 Years
Since 2016
Menu

High Performance Precision Gun Drill Customized With Coolant Hole

Price Negotiable
Price: 40—300 USD
MOQ: 2
Delivery Time: 7-10day
Brand: ARNOLD
Product Description

Product Description:

A Gun Drill is a specialized deep hole drilling tool originally developed for manufacturing gun barrels—hence the name. It is designed to drill very deep and precise holes with excellent straightness, roundness, and surface finish.

Gun drills are widely used in industries like aerospace, automotive, mold making, medical devices, and hydraulics.

 

Features:

Key Features

Deep Hole Capability:
Capable of drilling depths exceeding 100 times the diameter (100×D) or more.

High Precision:
Excellent straightness, roundness, and surface finish.

Single-Flute Design:
Easier chip evacuation, though it requires slower feed rates.

Internal Coolant Flow:
Enables continuous cutting and efficient chip removal.

 

Technical Parameters:

 

Comparison with Other Drilling Methods
Feature Gun Drill Twist Drill BTA Drill
Deep Hole Capability Excellent (>100×D) Limited (<5–10×D) Superior (>150×D)
Hole Quality High Moderate High
Chip Removal Internal Coolant External Coolant Dual Flow (ID/OD)
Cost Medium Low High

 

Diameter Range(mm)

 

Insert

 

Solid Carbide Guide Pad

 

14.00-15.99

 

TOGT 07..

 

GPS-05-18-060

 

16.00-18.00

 

TOGT 08..

 

GPS-05-18-075

 

18.01-20.00

 

TOGT 09..

 

GPS-06-20-085

 

20.01-21.00

 

TOGT 10..

 

GPS-06-20-085

 

21.01-21.99

 

TOGT 10..

 

GPS-06-20-100

 

22.00-25.00

 

TOGT 11..

 

GPS-06-20-100

 

25.01-28.00

 

TOGT 12..

 

GPS-06-20-120

 

28.01-29.99

 

TOGT 13..

 

GPS-06-20-120

 

30.00-32.00

 

TOGT 13..

 

GPS-07-20-120

 

32.01-39.00

 

TOGT 14..

 

GPS-07-20-120

 

39.01-40.00

 

TOGT 14..

 

GPS-08-25-155

 

Applications:

Common Applications

  •  Firearm Barrels: The original application.
  • Automotive Industry: Used for crankshafts, fuel injectors, valve bodies, etc.
  •  Aerospace Components: Fuel lines, hydraulic manifolds, and structural elements.
  • Mold Making: Cooling channels in injection molds.
  •  Medical Devices: Such as surgical tools, bone drills, and cannulas.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Ningbo Lianchuang Hewo Precision Tools Co., Ltd
Location No. 1-3, 1st Floor, Building 8, Ningbo Industrial Internet (Vico) Industrial Park, Yangfan Road, Ningbo High-tech Zone
Contact Person Selly

Request A Quote

Please check your email address.
Your message must be at least 20 characters.