Durston 1551 Round Bracelet Mandrel 15" (380mm) Long Eurotool Wooding demonstrates the fundamental diamond

Wooding demonstrates the fundamental diamond setting procedures used by experienced jewelry professionals

Edited for instructional clarity — not a raw

Versatile technique flexibility distinguishes it from single-outcome industrial fluting tools

Rotating “lazy Susan” design for quick access

Replacing a worn or damaged funnel with the correct factory part helps ensure accurate water delivery and dependable performance during every cleaning cycle

Durston 1551 Round Bracelet Mandrel 15" (380mm) Long Eurotool Wooding demonstrates the fundamental diamondThe Durston 1551 Round Bracelet Mandrel is a professional grade forming tool crafted from hardened steel with a smooth, highly polished surface. Measuring 15" (380mm) long, this tapered round mandrel ranges from 1 3 8" (35mm) at the smallest diameter to 3" (75mm) at the largest, giving jewelers and metalsmiths a wide working range for shaping and sizing bracelets. The polished surface helps metal slide and form cleanly without marring finished pieces.