Busch 90 Hart Bur 2.3mm (Pack of 6)

Achieve precision stone setting with the Busch 90 Hart Bur, crafted from premium Tungsten Vanadium Steel for clean, accurate cuts. This professional-grade bur is engineered for use in jewelry and fine metalwork applications, offering reliable performance at lower operating speeds.

The 2.3 mm cutting head features a 90-degree hart shape, ideal for seat-cutting prongs and bezel settings. The 3/32 shank size ensures compatibility with standard rotary handpieces, including models 34-2242, 34-6115, 34-2382, and 21-0740.

Product Specifications:

• Brand: Busch

• Bur Shape: 90 Hart

• Bur Size: 2.3 mm

• Material: Tungsten Vanadium Steel

• Weight: 0.4 oz

• Shank Size: 3/32 in

• Surface Coating: None

• Application: Stone Setting

• Sold By: Pack of 6

Why Choose Tungsten Vanadium Steel?

Busch uses only the highest quality hardened tool steel to deliver burs that offer excellent edge retention, precise cutting, and extended service life. Unlike high-speed or diamond-coated burs, Tungsten Vanadium burs are ideal for controlled, low-speed applications where accuracy is key.

Perfect for jewelers, engravers, and stone setters seeking unmatched control and durability in a compact, easy-to-handle design.

Add to your toolkit today for flawless results every time.