Description
Introduce our top-rated GD&T Fundamentals course to your organization or educational program for unlimited access and ongoing training. With over 35 years of refinement, this series has become the benchmark for delivering clear, practical instruction in Geometric Dimensioning and Tolerancing. Whether you’re new to GD&T or advancing to more complex applications, the course provides a complete progression from foundational topics to expert-level techniques.
Flexible for Self-Paced or Group Learning
This GD&T DVD training series is designed to support both independent study and instructor-led sessions in corporate or academic environments. It’s a powerful resource for standardizing knowledge across teams—perfect for engineers, designers, quality inspectors, machinists, and production personnel. Incorporating this course into your training strategy can play a key role in improving quality, communication, and efficiency company-wide.
What’s Included in the GD&T DVD Series
This series includes 17 comprehensive units, each designed to run about 1 hour, followed by approximately 1 hour of hands-on exercises. Concepts are explained in a dynamic and engaging format, using a sportscaster-style presentation that makes technical content easier to digest.
Renowned experts Scott and Al Neumann bring the content to life with 3D models, animated graphics, and real-world inspection visuals, helping learners build confidence through simulation and application. Students follow the video using page references and test their understanding through exercises found in the optional GeoTol Pro Fundamentals Workbook 2009 (sold separately).
Award-Winning Instruction
The GeoTol Pro 2009 Video Series was honored with a Platinum Award by the AVA Awards in 2009—recognizing exceptional creativity and effectiveness in visual communication. Out of more than 1,700 submissions from across North America and beyond, only 210 projects achieved this highest distinction. The award celebrates excellence in video production, from writing and direction to editing and delivery.
Detailed Outline
GeoTol Pro 2009 Fundamentals Video Series Course Outline:
- Unit 1: Introduction to Geometric Dimensioning and Tolerancing
- General overview, geometric characteristic symbols, rules, terms and definitions
- Introduction to measurement principles, open set-up and CMM
- Unit 2: Limits of Size
- Rule #1
- Features with & without size
- Regular & irregular features of size
- Independency principle
- Limits & fits
- Unit 3: How the Geometric System Works
- Problems with plus/minus tolerancing
- Introduction to the datum reference frame
- Datum precedence
- Basic dimensions
- Introduction to Position Tolerancing
- MMC, LMC, RFS feature modifiers
- Introduction to Profile Tolerancing
- Unit 4: Position Tolerancing and Verification
- Verifying position
- More on MMC, LMC, RFS feature modifiers
- Paper gage
- Unit 5: Product Plans and Virtual Condition
- Product definition drawing, manufacturing process plan, dimensional measurement plan
- Introduction to boundaries
- Calculating virtual size
- Perpendicularity as a refinement of position
- Unit 6: The Datum Reference Frame
- Datums, datum features, datum feature simulators
- Holes, slots, shafts, tabs, widths as datum features
- Connection between the theory and physical
- Datum feature precedence
- Constraining the degrees of freedom
- Datum feature simulator requirements
- Partial datum features
- Unit 7: Datum Feature Modifiers
- MMB, LMB, RMB
- Calculating boundaries for datum features at MMB
- Comparison between datum feature modifiers RMB and MMB
- Simultaneous requirement implied as default
- Calculating allowable datum feature shift
- Paper gage calculations
- Unit 8: Datum Targets and Irregular Surfaces
- Contoured datum features
- Datum targets used on sheet metal
- Datum targets used on castings
- Calculations from casting to machining
- Unit 9: Datum Reference Frames, Advanced Topics
- Hole patterns as datum features
- Hole and Slot design
- Translation modifier
- Multiple DRF
- Customized DRF
- Unit 10: Form Tolerances
- Flatness, Straightness, Circularity, Cylindricity
- Flatness per unit area
- Unit 11: Orientation Tolerances
- Perpendicularity, Parallelism, Angularity
- Orientation as a refinement of Location
- Perpendicularity of Zero at MMC
- Unit 12: More Advanced Profile Tolerances
- Profile of a surface and line
- Using profile to control size, form, orientation and location
- Bilateral and unilateral tolerances
- Application and verification princip
- Free state and restrained condition
- Composite profile
- Unit 13: More Advanced Position Tolerances
- Position rectangular, conical, spherical tolerance zones
- Position boundary
- Continuous feature
- Composite position tolerancing
- Comparison of two single segments vs. composite tolerancing
- Paper gage calculations
- Unit 14: Coaxial and Runout Tolerances
- Two datum features creating a single datum axis (A-B)
- Position to control coaxiality
- Circular runout and total runout
- Concentricity and Symmetry
- Profile to control coaxiality
- Comparison of position, concentricity, runout, profile
- Unit 15: Fixed and Floating Fastener Formulas
- Calculating position tolerances for clearance holes and tapped holes
- Screw threads with projected tolerance zones
- Unit 16: Boundaries
- Maximum material boundary, least material boundary, inner boundary, outer boundary
- Introduction to stack ups
- Calculations for wall thickness
- Unit 17: Applications
- Corner Bracket
- Flange Bearing
- Powder Case
- Link
