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1. #Best drill bits full#
2. #Best drill bits trial#
3. #Best drill bits professional#
4. #Best drill bits series#

#Best drill bits series#

The Viking Premium Grade 93840 SP-115 Drill Set has all three Series of sizes including Number, Fractional, and Letter. Case: Metal w/ General Tap drill size information.Recommended for: All low to high carbon steels all stainless grades, aluminum, brass, cooper, composites, and most plastics.Series: Number (Wire Gauge), Fractional, and Letter.

#Best drill bits professional#

It is my sincere opinion that these are the best HSS drill bit sets currently available for professional use.Ĭombination Set: Viking 115 Piece Premium Grade 135 Degree HSS Split Point Combo Drill Set Features: They cannot be purchased in “big box stores” or your local H.

These sets are for commercial use by professional craftsmen and contractors in a variety of trades and industries.Įach set has bits with features that make them an excellent choice for drilling steel or other metals in a production environment.

Each set is manufactured in the USA by established reputable companies. Here are my recommendations starting with Number (Wire Gauge), Fractional, Letter, and Metric size sets. Or perhaps your job demands that you have access to a wide variety of sizes. A set with just one Size Series may be all you need. What to Look for When Choosing a HSS Drill Bit Set! Why Choose a Set with HSS Bits? My RECOMMENDATIONS The Anatomy of a Twist Drill Finishes and Coatings What is the Best HSS Drill Bit Set for Professional Use? My RECOMMENDATIONSĭepending on the trade or profession you are associated with, a small or large set might make the most sense. I’ve written this article to help you select a HSS Drill Bit Set that is best suited for your professional application.

#Best drill bits trial#

All of these drill bit sizes cover about 98% of all my drilling requirements.įrom my own experience, research, and trial and error I have learned what features to look for when ordering a set of HSS drill bits. Additionally, I have individual sets of each Series for back-up or for making service calls.įor the larger sizes I have a set of HSS Silver and Deming bits up to 1″.

#Best drill bits full#

That’s why I own a Combo set of HSS drill bits that includes a full range of Number ( wire gauge), Fractional, and Letter sizes up to 1/2″.

Consequently I have found that with only a few exceptions HSS drill bits deliver the best overall performance. Most of the time I end up machining low carbon steel, tool steel, and occasionally various grades of stainless. Unfortunately, I seldom know in advance what project I will be working on next. Additionally, many drill bit sets have incomplete information that you should know which only adds to the confusion My Background?Īs a professional toolmaker, drilling holes in all types of metals and other materials is almost a daily activity. New alloys are regularly being introduced as well as new drill bit technology. Selecting a set of drills can be confusing, even for the experienced professional. If you are a professional or trades-person whose job requires drilling holes in steel or other tough materials you need the best HSS drill bit set for professional use.