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R Ruko
Art. no. 102602

Multi-step drill bit DIN 8374 Type N M4 HSS Cylindrical shank 90-degree fine RUKO

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HSS · DIN 8374 · Type N · Point angle 118 ° · Countersink angle 90 ° · Conical section grind · long · Bore and countersink are produced in one operation · Fine grade for through hole · right-hand cutting · for efficient production of through holes and 90 ° screw head countersinks Further technical characteristics: · Feed in steel up to 800 N: 0.03mm/rev · Point angle: 118° · Type: N · Finish: fine · Countersink angle: 90° · Flute length: 75mm Note: The cutting speed is determined by the large diameter, the feed by the small diameter
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