INTRODUCTION IN-16 2. RIVET REMOVAL (1) T-Rivet with φ 6.4 mm: Using a ponch with φ 5 mm, stamp out the mandrel. Ponch ( φ 5 mm) Mandrel (2) Put tape around the drill blade 5 mm (0.20 in.) from the tip or insert a vacuum hose. NOTE: Use of tape or a vacuum hose prevents damage to the rivet hole. (3) Attach the drill blade or a rivet cutter to the drill. Vacuum Hose Drill 5 mm (0.20 in.) Tape (4) Gently and vertically put the drill to the rivet, and cut the rivets flange. NOTE: While upward drilling, wear a protective glasses. Tape If a drill is strongly pushed deeply in to a rivet, the rivet can’t be cut as it spins together with the drill.
Prizing the hole with a drill can lead to damage to the rivet hole or the breaking of the rivet cutter. (5) Aluminum-Rivet and Waterproof-Rivet with φ 4.8 mm or φ 6.0 mm: Even if flange is taken off, continue drilling and push out remaining fragments with the drill. Take care as the cut rivet is hot. Continue drilling until taking away (6) Steel-Rivet: If the flange is taken off, stop drilling and pull out the remaining fragments with a pliers. (7) T-Rivet with φ 6.4 mm: If the flange is taken off, stop drilling and push out the remaining fragments with a punch with φ 5 mm or pull out the remaining fragments with pliers.