Theo Wanne Glass Traditional Gauge for Mouthpieces
This is the standard glass gauge that works in conjunction with a feeler gauge set to assess the curvature of mouthpiece facings.
This is the standard glass gauge used with a feeler gauge set to measure the facing curve on mouthpieces. This gauge measure in 2mm increments (EG 17 = 34mm)
Brand | Theo Wanne |