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R Ruko
Art. no. 102613

Multi-flute step drill DIN 8378 Type N M3 HSS Cyl. shank 90 degrees pilot hole L. 70mm

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HSS · DIN 8378 · Type N · Point angle 118° · Countersink angle 90° · Conical ground · Long · Hole and countersink manufactured in one operation · For tap drill holes · Right-hand cutting · For efficient production of through-holes and 90° countersinks for screw heads. Further technical characteristics: · Feed in steel up to 800 N: 0.03mm/rev · Point angle: 118° · Type: N · Design: Core hole · Countersink angle: 90° · Flute length: 39mm Note: The cutting speed is determined by the large diameter, while the feed is determined by the small diameter.
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