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• Blades automatically adapt to any thread pitch. • The blades have axial play and will automatically adjust themselves into the thread grooves. • Can be used on Left Hand or Right Hand threads. • Applicable for Metric or SAE thread forms. • Blades also available with 55° cutting blades for British thread forms. • No cutting fluid required. Kit includes: • Nes External 1 - RK 1 60° • Nes Internal 22 - RK 22 60° • Nes Internal 23 - RK 23 60° • Spare blades |