RUKO HSS Self-Centering Twist Drills DIN 338 (Ø 3.3 mm) - Pack of 10

The Ruko-214033 twist drill bit set includes 10 high-precision drill bits designed to deliver exceptional performance in a wide variety of materials. Manufactured to DIN 338 standards, these milled and ground drill bits feature a self-centering design that ensures high concentricity and rotational accuracy, making them an indispensable tool for professionals and DIY enthusiasts.

The drill bit geometry includes a tapered point with a split point, conforming to DIN 1412 C, which facilitates penetration into the material and reduces slippage. With a cutting angle of 118 degrees and a spiral angle of 20-30 degrees, these drill bits are optimized for efficient and clean cutting.

• Diameter: Ø 3.3 mm
• Tolerance: h8
• Right-hand cut
• Applications: steel, cast steel, gray cast iron, malleable cast iron, ductile iron, sintered iron, aluminum alloys, bronze, and brass
• Maximum material strength: up to 900 N/mm²
• High concentricity and rotational accuracy
• Self-centering design
• Conical tip with split point
• Bright surface for reduced friction
• Ideal for all types of drills