TROMBONE HANDSLIDE MANDRELS
Made from precision ground drill rod, each finely polished mandrel holds a diameter and roundness...
Made from precision ground drill rod, each finely polished mandrel holds a diameter and roundness tolerance of +/- 0.0005" (0.0127mm), qualities that far surpass other mandrels on the market.All mandrels have a full radius machined and polished on one end to prevent snagging while inserting into badly dented slide pipes and to prevent putting ridges in the crook area. The mandrel's other end is number indexed for easy identification. Overall mandrel length is approximately 36" (91cm).WHICH SI...