3M SecureFit 400 Safety Glasses (Anti-Fog)
Safety 3M

3M SecureFit 400 Safety Glasses (Anti-Fog)

$12

Overview

The 3M SecureFit 400 series are comfortable, anti-fog safety glasses that are essential for CNC router operation. Flying chips and debris are a constant hazard, and these glasses provide ANSI Z87.1+ impact protection while staying comfortable during long sessions. The pressure-diffusion temple technology adjusts to different head sizes without pressure points.

Best for

Every CNC router operator who values their eyesight during cutting operations

Pros

  • ANSI Z87.1+ rated for high-impact protection
  • Anti-fog coating stays clear during active work
  • Pressure-diffusion temples fit comfortably on all head sizes
  • Lightweight at only 22 grams so you forget you are wearing them
  • Clear lens provides undistorted view of your work

Cons

  • Anti-fog coating effectiveness diminishes over time with cleaning
  • Not a substitute for a full face shield during heavy metal cutting
  • Wrap-around design can fog with certain dust masks
  • Scratch resistance is only average compared to polycarbonate alternatives
  • Single-use anti-fog coating cannot be reapplied