486P-9 Blade Type Micrometer 8-9 inch Range with Speeder and non rotating spindle

486P-9
Starrett Blade Type Micrometer with
non-rotating spindle
8-9" Range

Here is another special function Starrett
micrometer. It is designed for fast and
accurate measurements of circular form tools,
diameter and depth of narrow grooves, slots,
keyways, recesses, and depths between lands
and fins.

Readability Features

• Starrett satin chrome finish – no glare –
  resists rust
• Advanced sleeve design with staggered
• lines and distinct figures for precise and
  easy readability
  Ease-of-Handling Features
• Balanced frame and thimble design
  ensure easy handling and better
  readability
• Speeder for quicker adjustment on all
  sizes
• Non-rotating spindle prevents blade
  from turning in narrow slots or rolling off
  shoulder
• The blades are .030" (0.8mm) thick
• Blades will measure to 5/16" (8mm)
  depths
  Accuracy and Long-Life Features
• Rigid steel frame ribbed for extra
  strength on sizes through 6" (150mm)
• Extremely hard and stable one-piece
  spindle (the heart of our accuracy)
• Quick and easy adjustment