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115 posts · TECHNIQUE  ·  Page 4 of 5
TECHNIQUE
Left-Hand Drill Bit Geometry
How left-hand drill bit geometry works and when it is the right tool for the job.
October 16, 2025
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TECHNIQUE
Inspect A Drill Bit Before Use
What to check on a drill bit before every use to catch problems that scrap parts and break tools.
October 12, 2025
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TECHNIQUE
How To Read A Drill Point
What to look for when inspecting a drill point and how to interpret what you see.
September 22, 2025
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TECHNIQUE
How Many Times Can You Resharpen An HSS Drill
The factors that determine how many resharpening cycles an HSS drill can deliver before retirement.
September 16, 2025
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TECHNIQUE
How Long Should A Drill Bit Last
Expected drill bit life by material, application, and condition, and what shortens it most.
September 12, 2025
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TECHNIQUE
Hole Saw vs Drill Bit For Large Holes
When to use a hole saw versus a large-diameter drill bit and what each approach demands from your setup.
September 8, 2025
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TECHNIQUE
Grooving vs Drilling: Process Selection
How to decide between grooving and drilling operations when both could produce the required feature.
August 29, 2025
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TECHNIQUE
Flood vs MQL Drilling Coolant
Comparing flood coolant and minimum quantity lubrication for drilling and which is right for your shop.
August 27, 2025
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TECHNIQUE
Fixture Drilling vs Freehand Jig
When a dedicated fixture beats a drill jig and when the jig is the faster, cheaper solution.
August 25, 2025
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TECHNIQUE
Extend Drill Life With Coolant Concentration
How optimizing your coolant concentration is one of the cheapest ways to extend drill bit life.
August 23, 2025
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TECHNIQUE
Drilling Thin Sheet Metal Without Deformation
How to drill thin sheet metal cleanly without burrs, deformation, or the workpiece spinning on you.
August 19, 2025
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TECHNIQUE
Drilling In The Field: Portable Drill Tips
How to get accurate, clean holes with a portable drill when precision equipment is not available.
August 3, 2025
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TECHNIQUE
Drilling Best Practices Checklist
A 25-point checklist covering setup, speeds, feeds, and inspection for consistently good drilling results.
July 14, 2025
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TECHNIQUE
Drilling Accurate Hole Patterns
How to lay out and drill accurate hole patterns without expensive fixtures or CNC equipment.
July 10, 2025
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TECHNIQUE
Drilling A Straight Hole Without A Drill Press
Techniques for drilling straight, accurately located holes when a drill press is not available.
July 2, 2025
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TECHNIQUE
Drill Speeds And Feeds Reference Guide
A comprehensive speeds and feeds reference for HSS drilling across the most common workpiece materials.
June 28, 2025
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TECHNIQUE
Drill Point Thinning Explained
What web thinning does to drill point geometry, why it matters, and how it affects cutting action.
June 6, 2025
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TECHNIQUE
Drill Point Symmetry: How To Check
Simple methods for verifying drill point symmetry on the shop floor before running a critical hole.
June 4, 2025
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TECHNIQUE
Drill Point Regrinding Tolerances
What tolerances matter in drill point regrinding and how tight they need to be for reliable performance.
June 2, 2025
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TECHNIQUE
Drill Point Grinding Angles And Geometry
The key grinding angles that define a properly sharpened drill point and what each angle controls.
May 31, 2025
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TECHNIQUE
Drill Point Geometry: Conventional, Split, Notched
Comparing conventional, split, and notched drill points to match geometry to application.
May 29, 2025
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TECHNIQUE
Drill Nomenclature: Complete Parts Reference
Every term used to describe twist drill geometry and construction, with clear definitions and context.
May 25, 2025
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TECHNIQUE
Drill Inspection: What To Check Before Every Job
A fast, systematic drill inspection routine that catches problems before they become scrapped parts.
May 19, 2025
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TECHNIQUE
Drill Chart: SFM To RPM Conversion
A practical SFM-to-RPM drill chart covering common diameters and materials for quick shop-floor reference.
May 9, 2025
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