BREEZE AERO-SEAL CLAMPS 300 SERIES SS HEX HEAD SCREW

The original perforated stainless steel worm-gear clamp. Heavy duty four-piece Quadra-Lock construction enables far more tightening torque to be delivered to the band perforations. Use for aircraft and heavy-duty industrial applications.

9/16" (14.2 mm) band
5/16" (7.9 mm) slotted hex screw
Per SAE standard J1508 Type F