Busch Fig 411T Twincut Concave Cup Bur Kit of 13-0.80mm to 2.00mm

Busch burs are the most trusted name in jewelers' burs, engineered to ultra-high precision tolerances from tungsten vanadium steel. The Fig 411T Twincut Concave Cup Bur is a versatile 3-in-1 design that combines concave cup geometry with twincut fluting—delivering clean, efficient cutting performance for stone setting, seat preparation, and detail work. This kit provides a complete size progression in a single purchase, ideal for jewelers who need precision across a broad range of stone and seat dimensions.

The kit includes one each of all 13 sizes from 0.80 mm to 2.00 mm, conveniently organized in a plastic bur box for easy bench access and size identification.

Features

• Busch Fig 411T Twincut Concave Cup profile—3-in-1 design for versatile cutting tasks
• Twincut fluting for smooth, efficient material removal
• Manufactured from tungsten vanadium steel to ultra-high precision tolerances
• Complete size range from 0.80 mm to 2.00 mm in 0.10 mm increments
• 13 burs included, organized in a plastic bur box
• Consistent geometry across all sizes for predictable, repeatable results