RS PRO Cobalt High Speed Steel 5.5 mm x 93 mm Twist Drill Bit Set, 10 Pieces 216-577

The RS PRO 216-577 Twist Drill Bit Set consists of 10 pieces of high-performance drill bits with a diameter of 5.5 mm and an overall length of 93 mm. Manufactured from premium cobalt high speed steel (HSCo), these drill bits offer exceptional durability and heat resistance necessary for tough metal drilling applications.

Featuring 4 helical flutes with a right-hand spiral, the bits provide efficient chip removal and accurate cutting. The 135° split point enhances penetration and reduces walking during drilling, ensuring precision.

The amber finish gives corrosion resistance, extending tool life for demanding industrial and workshop environments. A cylindrical shank facilitates secure mounting on compatible tools.

This drill bit set meets DIN 338 standards, guaranteeing compliance with industry dimension norms for twist drills. They are well-suited for professional use across engineering, maintenance, and fabrication tasks, especially for drilling challenging materials such as titanium, cast iron, hardened steel, and stainless steels.

Manufactured from cobalt high speed steel for heat and wear resistance. 10 drill bits with 5.5 mm diameter and 93 mm overall length. 4 helical flutes for effective material removal. Amber corrosion-resistant finish. 135° split point for accurate and safe drilling.

Right-hand spiral flute design. Fits tools with cylindrical 5.5 mm shank. Complies with DIN 338 standards. Ideal for industrial, mechanical, and maintenance applications.

RS PRO products provide reliable performance suited for demanding industrial, mechanical, and workshop environments. Explore the full range of professional drill bits and power tools on EnvMart to enhance your tool inventory.

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