Jewelers Master GIA Student Bur Kit Forming Block This is an upper roll

This is an upper roll only

Leather-lined jaws clamp rings from the outside

making it easy to punch multiple holes at exactly the same depth

and narrow grooves

Adjustable sides move horizontally to reduce cavity size for smaller pours

Jewelers Master GIA Student Bur Kit Forming Block This is an upper rollThis comprehensive master bur kit, widely used by GIA students, brings together four carefully selected Busch bur assortments to cover essential drilling, shaping, and stone setting tasks. From beginner exercises to more advanced jewelry projects, this set provides a versatile foundation of precision bursorganized and ready for bench work. Features Four coordinated Busch bur assortments covering core jewelry applications Includes twist drills, mixed