Machining 101
Whether you’re a green machinist or a salty shop floor veteran, this “In the Loupe” section is for you. Refresh on tooling geometries, learn ways to improve your machining strategy, and get caught up on up-and-coming trends in this collection of valuable posts.

Drill Substrate Guide: HSS vs Cobalt vs Carbide
February 5, 2026/by Isabella Luciano
The Experts’ Guide to CNC Engraving
September 15, 2025/by Harvey Performance Company
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
Corner Comparison: Corner Chamfer vs. Corner Radius
July 8, 2024/by Harvey Performance Company
Traditional vs Free Cutting Honeycomb Core Tools
May 16, 2024/by Harvey Performance Company
Multi-Axis Finisher Q&A
March 29, 2024/by Tom Pyle
10 CNC Drill Geometries Every Machinist Must Know
December 11, 2023/by Harvey Performance Company
3 Tips for Avoiding Misaligned Holes
November 10, 2023/by Harvey Performance Company
