263RL Starrett Micrometer Head, Ratchet stop, Lock Nut, .001 Grad.

263RL

Starrett Micrometer Head 0-1″
ratchet stop and lock nut

• Reading surfaces satin-finished for easy readability
• No-glare, satin chrome finish on 263 Series, rust-resistant,
  stainless steel on 1263 Series
• Available with reverse reading, if needed
• Ring-type knurled lock nut for quick and sure locking
• Choice of smooth friction thimble for uniform pressure, combination
  ratchet and speeder for uniform pressure and quicker adjustment, or
  a plain micrometer head that depends on your own “feel”
• Spindle face available plain or with carbide
• Furnished with 1/2″ (12.7mm) diameter clamping surface, but also
  available with 3/8″ (9.5mm) clamping diameter on special order