suzuki 12 string_0004_11 Published February 22, 2016 at 900 × 600 in Structural repairs for a 1971 Suzuki 12-String. ← Previous Next → Clamped and left to sit for a few days. The left image shows the cauls used when clamping a bridge – ensures a solid clamping platform and also helps to slightly flatten small bellying that may be in the bridge area!