Southco® has expanded its DZUS® Quarter-Turn product line with a captive-style fastener that prevents over tightening.
DZUS® D9 Tech Line Quarter-Turn Fastener combines Southco’s quarter-turn and captive fastening technologies to create a next generation solution that the company says provides consistent, reliable clamping force and quick access.(…)
via Captive-style fastener prevents over tightening | Fastener + Fixing Technology.