Starrett 120A-9 Dial Caliper 0-9" Range .001" Graduations Stainless Steel

The Starrett 120A-9 Dial Caliper is a professional-grade, American-made measuring instrument offering a 0–9" measuring range with .001" graduations and a crisp white dial face. Built from hardened stainless steel throughout, this caliper delivers the precision and durability demanded by mechanics, toolmakers, and metrology professionals.

Key Features:

• Measuring Range: 0–9 inches
• Graduations: .001"
• Accuracy: ±.001" (0–6"), ±.0015" (6–9")
• Revolution Range: .100" per dial revolution
• Bar Graduations: .100"
• Dial Color: White with sharp, clear markings
• Dial Size: 1-1/2" diameter
• Inside Jaw Depth: 5/8" (16mm)
• Outside Jaw Depth: 1-1/2" (38mm)
• Construction: Hardened stainless steel bar, measuring surfaces, rack, gears, and depth rod
• Finish: Satin finish on bar with sharp, black graduations
• Knife-edge contacts for precise inside and outside measurements
• One-hand operation via thumb-operated fine adjustment roller
• Positive split-gear anti-backlash control for consistent readings
• Lock screw for dial bezel and separate lock screw for sliding jaw position
• Covered rack depth rod
• 4-way measurement capability: outside, inside, depth, and step
• Sold without case (EDP: 64517)
• Made in the USA — the only American-made dial caliper

The Starrett 120 Series represents the gold standard in dial calipers, combining direct-reading ease-of-use with professional-grade reliability. Whether used on the shop floor or in a precision metrology environment, the 120A-9 is one of the most trusted and versatile hand measuring tools available.