Busch Mixed Shapes Burs & Twist Drills Kit of 15 Pieces on 3/32 Shanks Dies & Molds Duplex springs (not included) increase

Duplex springs (not included) increase flexibility but carry no warranty and can be damaged if over-bent

1/4" arbor hole for secure mandrel mounting

The Crown design features a beaded base that sets it apart from similar styles

The half round profile delivers a classic exterior silhouette with a smooth

Busch Mixed Shapes Burs & Twist Drills Kit of 15 Pieces on 3/32 Shanks Dies & Molds Duplex springs (not included) increaseTonya Davidson 15 piece Busch micro bur and drill kit covering common bench tasksfrom pilot holes to seat shaping and cleanup. Includes ball burs, knife edge burs, wheel burs, and matched twist drills for precise, controlled material removal across a range of small scale applications. Features Combines four bur and drill types in one coordinated kit for everyday bench work Ball burs in three sizes for rounding and sizing seats gradually Knife edge