Tool Information Guides
In this section of “In the Loupe,” learn how to properly select the perfect cutting tool for your job, as well as how to achieve the most from it, once it arrives to your shop.

Micro 100 Broaching Tools: Everything You Need to Know
November 20, 2025/by Steven Velazquez
The Benefits of Combined Drill & Countersinks
April 4, 2025/by Tom Delaney
A Closer Look at Helical Solutions’ Tapered End Mills
January 29, 2025/by Thomas Donahue
Mastering Precision: Pilot Drills in CNC Machining
December 10, 2024/by Emily Van Volkom
Mastering CNC Drilling: Geometries and Key Factors
August 9, 2024/by Harvey Performance Company
HSS vs Cobalt vs Carbide: Choosing a Tool Substrate
July 31, 2024/by Allison House
Aerospace Drill Type Classifications Explained
July 31, 2024/by Ryan O'Connell
Multi-Axis Finishers: The Key to Amazing Surface Finish
March 29, 2024/by Tom Pyle
Maximizing Tool Life with Helical’s Dplus Coating
January 29, 2024/by Harvey Performance Company
Helical Nplus Coating: Advantages and Performance
April 28, 2022/by Harvey Performance Company
How to Adjust Running Parameters for Miniature Tooling
February 4, 2022/by Tara Kelleher
