功能

• High Speed Steel (HSS) - Sharp Blade Drill.
• Sharpness priority, strong type Masamune type.
• Short length and high rigidity enable high feed and high speed heavy cutting.
• Parapolic special groove shape for excellent cutting effect.
• Has good bite and does not require center ring processing.
• Excellent processability and stable quality.
• Contributes to labor saving with high efficiency and life.