RUKO 5-piece set HSS-Co 12 mm DIN 338 self-centering twist drills

The Ruko-229120 twist drill is a high-precision tool designed to meet the demands of drilling in medium-chipping, long, and difficult materials. Manufactured from high-performance high-speed steel and cobalt alloy, this drill offers superior resistance to heat set, making it the ideal choice for jobs requiring significant drilling depths. Its design includes a tapered point grinding with a split point, conforming to DIN 1412 C, which ensures a precise and efficient drilling start.

With a cutting angle of 130° and a spiral angle of 40°, the Ruko-229120 is optimized for effective cutting in a wide variety of materials, including alloyed and non-alloy steels, as well as titanium alloys, cast iron, aluminum, and more.

• Diameter: Ø 12 mm
• Material: HSS-Co (high-speed steel with cobalt)
• Cutting angle: 130º
• Spiral angle: 40º
• Diameter tolerance: h8
• Surface: golden-brown
• Cutting: right-hand
• Applications: alloy and non-alloy steel (up to 1200 N/mm²)
• Case: translucent plastic with red background label
• Standard: DIN 338 TL 3000