The MachinistPost Blog

Drill reconditioning, machining technique, shop management — by machinists, for machinists.

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211 posts  ·  Page 9 of 9
EQUIPMENT
CNC Fixture Drilling: Geometry For Tight Tolerances
How drill geometry choices affect your ability to hold tight positional tolerances on CNC fixtures.
May 11, 2026
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EQUIPMENT
CNC Fixture Drilling: Geometry Consistency
Why consistent drill point geometry is critical for repeatable hole locations in CNC fixture work.
May 4, 2026
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EQUIPMENT
CNC Canned Cycle Optimization For Drilling
How to squeeze more speed and tool life out of G81, G83, and other CNC drilling canned cycles.
April 27, 2026
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MATERIALS
Choosing A Drill Bit By Material
A material-by-material guide to selecting the right drill bit type for the job at hand.
April 20, 2026
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TECHNIQUE
Chip Load Drilling Calculation
How to calculate chip load for drilling and why it matters more than spindle speed alone.
April 13, 2026
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TECHNIQUE
Chip Evacuation In Deep Hole Drilling
How chip packing kills tools in deep-hole work and the strategies that keep flutes clear.
April 6, 2026
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BUSINESS
Centralizing Drill Maintenance: ROI
The financial case for consolidating drill maintenance under one program across a multi-machine shop.
March 30, 2026
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MATERIALS
Cast Iron Drilling: No Coolant, Correct Speeds
Why cast iron is drilled dry and how to dial in the right spindle speeds for clean holes.
March 23, 2026
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MATERIALS
Carbide vs HSS Drills In Production Shops
How to decide between carbide and HSS drills when running high-volume production cycles.
March 16, 2026
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MATERIALS
Carbide vs HSS Cost Analysis
A real-numbers comparison of carbide and HSS drill total cost of ownership per hole.
March 9, 2026
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MATERIALS
Carbide-Tipped vs Full Carbide vs HSS
A practical breakdown of when each drill material type delivers the best value and performance.
March 2, 2026
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MATERIALS
Best Drill Bits For Stainless Steel: HSS, Cobalt, Carbide
Comparing HSS, cobalt, and carbide drill bits for cutting stainless steel efficiently.
February 23, 2026
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TECHNIQUE
Bench Grinder Resharpening: What You Need To Know
The pros, limits, and geometry pitfalls of sharpening HSS drills on a bench grinder.
February 16, 2026
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BUSINESS
The B2B Advantage Of Resharpening
Why high-volume production shops gain a competitive edge by switching to professional drill reconditioning.
February 9, 2026
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BUSINESS
Annual Drill Program Audit: Year-End Checklist
A step-by-step checklist for auditing your entire drill program before the new year.
February 2, 2026
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BUSINESS
Annual Drill Audit: Tool Crib Year-End
How to run a thorough year-end drill audit to cut waste and set your tool crib up for success.
January 26, 2026
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BUSINESS
Anatomy Of A Good Mail-In Resharpening Service
What separates a reliable mail-in drill resharpening service from a mediocre one.
January 19, 2026
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BUSINESS
5 Ways Dull Drills Are Costing Your Shop
How worn drill bits silently drain shop profits through scrap, cycle time, and rework.
January 12, 2026
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TECHNIQUE
5 Common Drill Selection Mistakes
Five costly drill selection errors that machinists make and how to avoid them.
January 5, 2026
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