Threading Technology – Clamping Technology 520

419 Twist Drills STEEL VA Accessories 3 x D Tech. Info v c / f Product Finder 5 x D 6 x D 8 x D 2-3.5 x D Technical Information Page 5.1 Regrinding and recoating service 420 5.2 Typical chip forms 421 5.3 Tool clamping 421 5.4 Differences in tool clamping with lateral driving flat and inclined clamping flat 421 5.5 Workpiece clamping 422 5.6 Coolant supply 423 5.7 Point angle 423 5.8 Influence of the point angle 424 5.9 Reduce feed on angled entry / exit surfaces 424 5.10 Proper edge preparation (honing) 424 5.11 Technical information EF-Drill Micro 425 5.12 Technical information EF-Drill Modular 426 5.13 Problems, possible causes and solutions in drilling 427 - 428

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