Starrett 3809AC Dial Test Indicator Set with Dovetail Mount 0-15-0 1-1/4" Dial

The Starrett 3809AC is a precision horizontal dial test indicator set engineered for professional machinists, toolmakers, and quality control technicians. Featuring a 0.030" measurement range with 0.0005" graduations and a 0-15-0 dial reading, this lever-style test indicator delivers reliable, repeatable measurements for setup, runout, and surface deviation work.

Built around Starrett's proven 3809 series platform, this indicator features a precision gear-driven movement with smooth jeweled bearings and a satin chrome finish for long-term durability in demanding shop environments. The 1-1/4" (32mm) white dial face provides high-contrast, easy-to-read graduations. The contact point automatically reverses direction to always maintain clockwise hand rotation, and contacts are frictionally adjustable and fully replaceable.

Key Features:

• Measurement range: 0.030" | Graduations: 0.0005" | Dial reading: 0-15-0
• 1-1/4" (32mm) white dial face — high contrast and easy to read
• Precision gear-driven design with smooth, jeweled movement
• Three dovetail positioning mounts compatible with most existing test indicator accessories
• Contact point reverses automatically, always maintaining clockwise hand rotation
• Frictionally adjustable and replaceable contact points
• Satin chrome finish for durability
• Narrow body design for improved reach in tight spaces
• Meets or exceeds ANSI/ASME accuracy specifications

What's Included:

• 1x Dial test indicator (horizontal style)
• 2x Contact points — 0.156" and 0.078" diameter
• 2x Dovetail clamps
• Swivel post holder
• Tool post holder
• Contact wrench
• Fitted carrying case

The Starrett 3809AC is part of the trusted 3809 series — a staple in precision measurement for decades. Whether used for machine setup, part inspection, or runout verification, this complete set gives you everything needed to get accurate measurements right out of the case.