Designed for precision and fine detailing, the High Speed Steel Cylinder Bur #5 (1.7mm) is expertly crafted from premium M2 High Speed Steel (HSS) — a material renowned for its superior hardness, wear resistance, and heat tolerance. This finely engineered bur provides unmatched control and consistency, making it ideal for intricate jewelry making, fine metalwork, model detailing, and wax carving.

The spiral-cut flutes deliver smooth and controlled cutting action, efficiently clearing debris to prevent clogging and heat buildup. Acting like a miniature precision file, this 1.7mm bur excels in refining small components, cleaning tight spaces, and adding delicate detail to fine pieces.

With its standard 3/32" (2.35mm) shank, this precision bur fits most rotary tools, flex shafts, and micromotors, offering excellent compatibility and stability for both professional and hobby use.

Key Features:

• Premium M2 High Speed Steel Construction: Engineered for long-lasting sharpness, exceptional hardness, and superior performance under continuous use.

• Precision Spiral-Cut Flutes: Ensures efficient chip removal, smooth operation, and minimal clogging, ideal for detailed and delicate applications.

• Small 1.7mm Diameter (#5): Perfect for fine detail work such as engraving, smoothing, and shaping tight areas in jewelry and wax models.

• Universal 3/32" (2.35mm) Shank: Compatible with most flex shafts, rotary tools, and micromotors, ensuring secure, stable operation.

• Enhanced Cutting Efficiency: Produces clean, accurate cuts while minimizing friction and heat buildup for superior surface finishes.

• Durable and Long-Lasting: Outperforms tungsten, vanadium, and carbon steel burs — maintaining its cutting edge through repeated use.

• Balanced for Precision: Precision-ground for smooth, vibration-free operation, reducing operator fatigue during extended use.

• Multi-Material Versatility: Excellent for use on metals, wax, plastics, wood, and other materials requiring fine, controlled shaping.