Busch Fig 77 Tungsten Vanadium Twist Drills Kit of 12- On 3/32" Shanks-0.5mm - 1.60mm Vises Part # Cut Grade Description

Part # Cut Grade Description 131

selectable via the left-side toggle switch on the MX-4 series control box

Replaces the screw-in collet on the Badeco 388 handpiece

10mm increments

Straight blade design for direct

Busch Fig 77 Tungsten Vanadium Twist Drills Kit of 12- On 3/32" Shanks-0.5mm - 1.60mm Vises Part # Cut Grade DescriptionBusch is the most famous name in jewelers' burs and drills. These Fig 77 tungsten vanadium steel twist drills are manufactured to ultra high precision tolerances, making them a reliable choice for professional jewelers and metalsmiths. Mounted on 3 32" (2. 35mm) shanks, they are compatible with standard flex shaft handpieces and drill chucks for fast, easy bit changes. This assortment spans 0. 5mm to 1. 60mm, covering the most frequently needed