Technical Help  

Application Material Groups (AMG) Guides
HSS/Cobalt Drills

Jobber Length

Screw Machine Length
Taper Length
Extra Length
Taper Shank/Reduced Shank

Solid Carbide Drills and End Mills

PHP Drills

Drills

Solid Carbide End Mills - Square End

Solid Carbide End Mills - Ball Nose

Taps

Straight Flute

Spiral Point

Spiral Flute

Pipe

Forming


High Speed Steel Operating Parameters
General Dimensions of Tangs for Straight Drills

American National Standard Tapers

Element and Dimensional Tolerances

Hardness Conversion Table

Reconditioning


Solid Carbide Drills
Solid Carbide Drilling

Coatings

PHP Reconditioning Services

Troubleshooting


Solid Carbide End Mills
How to Mill Effectively

Troubleshooting


Subland Drills
Request a Custom Subland Drill

Subland Drill Training and Application Guide


Case Studies
Email us your case study and we can post it on our website: sales@precisiondormer.com


#1: PHP - How to Drill a Hole Without Ending Up in One

#2: QC - Landing Safely with Deep Hole Drilling

#3: HX - Can a Drill Bit Really Change Your Life?

#4: GT Jobber Drill Series




Tap/Drill Information
Tap Troubleshooting

Tap Drill Selection

Obtaining Tap Drill Sizes for Taps

Tap Projection and Hole Size For Pipe Taps

Recommended Minor Diameters and Tap Drills
    for STI Spiral Point and Hand Taps

Thread Forming Production Taps

Tap and Screw Thread Nomenclature

Rake Angles

Cutting Chamfers/Regrinding Taps

Regrinding Data

Pitch Diameter Measurement

Pitch Diameter Limits

Typical Tapping Problems

Recommended Hole Sizes

Diameter of Tap Drills/Probable Oversize Values

Tap Drill Sizes - Unified and Metric Screw Threads

Tap Drill Sizes for Forming Taps

Tap Sizes for Classes 2B & 3B

Unified Screw Thread Limits

Tap Thread Limit Standards and Dimensions

Table 327, 329

Table 331, 341

Table 338, 335, 335-A

Surface Treatments

Tapping Speeds

Trouble Shooting
Email Us: sales@precisiondormer.com


HSS Drilling

Solid Carbide Drilling

Milling

Drill Dictionary

Decimal Equivalent Table

Hardness Conversion Table

Performance Coatings

Technical Articles
Ordering The Special, Cutting Technology, Sept/Oct 2004
Back to Drilling Basics
Back to Drilling Basics II
Coolant Feeding Drills
Drilling Deep With Oil Hole or Pressurized Coolant Hole Drills
Factors That Influence Drilling
Hole Finishing
Increasing High Speed Steel Drill Productivity
Micro Drills
Productivity and Safety
Productivity Improvement and Reducing Hole Costs
Reducing Costs With Helical Points
Speed & Feed - One Part of the Productivity Puzzle
HX Jobber Drill Material Application Guide


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