This tool is designed to quickly and easily measure widths of internal or external grooves and lands.

Readability Features

• Starrett satin chrome finish – no glare – resists rust
  
• Advanced sleeve design with staggered lines and distinct figures for precise and easy readability
  
• Quick-reading figures – every thousandth numbered on Inch tools

Ease-of-Handling Features

• Balanced design to insure easy handling and better readability
  
• Has a reach of 1 5/8" (41 mm) maximum hole depth
  
• Each measuring disc is 9/32" (7 mm) diameter and .025" (0.63 mm) thick
  
• Will measure groove widths .050-1.050" (1.27-26.6 mm)
  
• Will measure land widths from 0-1" and 0-25 mm

Accuracy and Long-Life Features

• Extremely hard and stable one-piece spindle (the heart of our accuracy)
  
• Hardened, ground, and lapped measuring discs
  
• Quick and easy adjustment
  
• Starrett workmanship
  
• This tool is accurate to ± .0004" or ± 0.01 mm
  

Groove Micrometer - No. 260, 260M
Inch (Metric)

J.W. Donchin Co.
Ph: 773-261-2182 • Fax: 773-261-2867 • Email: sales@jwdonchin.com