Engineered for accurate, clean drilling in precious metals, base metals, and other jewelry materials, the Twist Drill Bur is a precision tool built for reliability. Its spiral flute design promotes efficient chip evacuation with every rotation, reducing heat buildup and producing clean, precise holes for stone setting, riveting, and fabrication applications.
Standard 3/32" shank fits all common flex shaft handpieces, pendant drills, and micromotor systems.
Specifications
Shape: Twist Drill / FIG.77 (European FIG.203)
Shank: 3/32"
Brand: Busch
Compatible with: flex shaft, pendant drill, micromotor handpieces
