647M Starrett Dial Comparator Indicator

647 & 647M Dial Comparator Indicators

The Starrett 647 Dial Comparator Indicators offer a high degree of security and precision. They are based on a solid and well thought-out construction taking into account the latest technology. They are manufactured by the most up-to-date methods.

Features & Specifications
• Effective non-shock mechanism
• Pinions and shafts of the movement are jeweled
• After removal of the safety cap the adjustment screw on top of the case allows simple and safe zero setting of the instrument over the total measuring range
• A safety cap prevents unintentional turning of the fine adjustment
screws
• Stem and spindle are made of hardened stainless steel
• The measuring spindles are very sensitive on account of their
accurate guides
• Additional overtravel assists with the insertion of workpieces into
the measuring device
• The clear scale is shadow free
• The red tolerance markers are easy to recognize and to set
• Furnished with flat back