Starrett 67489-HS Class Zz Plug Gage Set 125 Pc

Product Description

The STARRETT 67489-HS is a Class ZZ plug gage set designed for precision hole measurement and slot gaging in manufacturing and inspection environments. The set covers a diameter range of 0.626 to 0.75 inches across 125 pieces, with a minus tolerance of 0.0002 inches per Class ZZ standards. Each gage is steel construction with color-coded identification for fast size selection. A fully adjustable NO-GO gage handle is furnished with the set. Machinists, toolroom technicians, and quality control inspectors use this set to verify bore diameters, check slot widths, and locate hole distances with repeatable accuracy.

This set is suited for small hole gaging applications in both production and toolroom settings. The range of 0.626 to 0.75 inches makes it appropriate for medium small bore inspection tasks common in precision machining, fixture building, and component verification. The color-coded system speeds up gage selection during high-volume inspection runs. The set ships in a protective case that keeps gages organized and protected from damage between uses.

Key Features

• 125-piece set covering 0.626 to 0.75 inches diameter range
• Class ZZ tolerance at 0.0002 inches minus tolerance per piece
• Steel construction for durability in shop environments
• Color-coded gages for rapid size identification
• Fully adjustable NO-GO gage handle included with set
• Protective case included for storage and transport

Compatibility

Designed as a standard Class ZZ plug gage set for use with compatible adjustable gage handles in precision bore and slot inspection applications.

Installation Notes

Plug gages are handled and used by machinists and quality control technicians familiar with precision measurement practices. Clean and deburr the bore or slot before gaging to prevent false readings and gage wear. Store gages in the provided protective case when not in use to prevent nicks and corrosion. Follow your facility calibration schedule and handling procedures to maintain gage accuracy over time.