Letterlok 4000

Manufactured for the channel letter industry, the LETTERLOK 4000 reduces your channel letter fastening costs and is guaranteed to outperform the competition.


  • New Development SPR (Self Piercing Rivet) tooling option
  • Faster cycle times for increased production (60 – 80 cycles a minute)
  • Greater capacity clinches 2” – 10” deep letters
  • Larger table 30” x 60” for operator convenience
  • UL recognized clinch for channel letters
  • Simple tooling adjustment for little or no set-up time
  • Air powered (no electrical hook-ups necessary)
  • Foot pedals operate lower tooling and clinch cycle for increased productivity
  • Over 25 years of design experience, proven reliability and quality
  • Affordably priced for low investment and faster payback