Alva Engineers

• Be more efficient with Vermont Gage Custom Sets
• Class X Over / Under sets on demand
• Store your Taperlock, Trilock, Ring and Thread gages in a configuration that works for you
• Closed cell foam ensures a tight fit and safe travel
• Perfect for reoccurring jobs
• Buy and organize only the gages you need
• Personalize your set with laser marked inserts
• Convenience and precision that meet your needs
• Boxes available in two sizes, Small & Large
• Customize your sets for quick access to the gages you need

General Gage Attributes:

• Material:  Steel (60/65 Rc), Chrome (70/72 Rc) & Carbide (90/92 Ra)
• Tolerances: Class XX, X, Y, Z & ZZ
• Blanks: per ASME B47.1
• Certifications: Certificate of Accuracy (included). Calibration Certificates Accredited to ISO 17025 or Non-Accredited, available.
• Custom Marking Available
• Custom Gages quoted upon request 

Step gages may be used as a progressive gage where the Go diameter is the step and the NoGo diameters is the larger diameter. They are also used as alignment pins.

•  Class ZZ (.0002" or 0.005mm tolerance) or Class Z (.0001" or 0.005mm tolerance)
• Go (Plus) or NoGo (Minus)
• Tool Steel; 60/65 Rc
• 2" Long
• 10 microinch finish or better
• Round within .0001" or 0.0025mm
• Marked with diameter and direction of tolerance on gages over .0605
• Certificate of Accuracy is included.
• ISO 17025 Accredited and Non-Accredited Calibration Certificates may be purchased.

• Measuring accuracy .0001 inch (.0025mm)
• Direct contact inside the countersink walls
• Direct reading, no calculations or charts necessary
• Large base configurations available for curved surfaces
• Accurate, repeatable and reproducible
• SPC ready via data port cable
• Ease of use with minimal training
• Gage and set block calibrated to NIST traceable standards
• Unique serial numbers on gages, set blocks and indicators
• The components of our gages are made of heat treated wear resistant tool steels and micro finished to ensure accurate and trouble free operation

• LCD display with rotating bezel
• Inch/ mm mode toggle capable
• SPC data output ready via data port
• Upper and lower tolerance capable
• User selectable resolution

Physical
• Control installed head height
• Better paint adherence
• Reduce costly rework
• Eliminate panel rejection
• Reduce corrosion

Process Improvements
• Common gaging method
• Implement SPC
• Continuous process improvement
• Verify tool performance
• Control variability
• Increase customer satisfaction

•  Plug & Pin Gauge Sets & Libraries
• Plug & Pin Gauges
• Plug Gauge Handles, Bushings & Accessories
• Threaded Pipe Plug Gauges
• Threaded Pipe Ring Gauges
• Threaded Plug Gauges
• Threaded Ring Gauges

• Gages to check Hex Socket head Cap Screws per ASME B18.3 standard
• Gages to check Hex Wrench openings per ASME B107.17 standard
• We also manufacture Custom Hex, Square and Rectangular plug gages

Cylindrical plug gages are available in three design styles:

• Class XX, X, Y, Z or ZZ
• Direction of Tolerance:
  • Go: Plus
  • NoGo: Minus
  • Master: Bilateral
• Diameter Range: .0151" - 1.0100" (See Chart Below)
• Up to 9" OAL made from Tool Steel, 60/65 Rc 
• Over 9" OAL made from HSS, 62/65 Rc
• Depth Notches Available
• Certifications:
  • Cert of Accuracy included.
  • ISO 17025 Accredited Certs & Non-Accredited Certs may be purchased.