Twist drill bit and a method and device in order to sharpen the drills helical

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• 3. PROCESS AND DEVICE FOR HELICAL SHARPENING OF CURVED BIT TWIST DRILL [P] . RO113723B1 . 1998-10-30

  机译： 弯曲钻头扭曲钻削的工艺和装置

• 4. METHOD OF HELICAL SHARPENING OF DRILL BITS WITH ADDITIONAL SHARPENING OF TRANSVERSE CUTTING EDGE [P] . SU1465269A1 . 1989-03-15

  机译： 横向切削刃的附加磨削对钻头进行螺旋磨削的方法

• 5. Process and device for the helical sharpening of curved twist drills. [P] . RO113723B . 1998-10-30

  机译： 弯曲麻花钻螺旋磨削的工艺和装置。

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• 5. A New Modified Twist Drill Craniostomy Using a Novel Device to Evacuate Chronic Subdural Hematoma [O] . Qing-Feng Wang, Cheng Cheng, Chao You -1
• 6. Application of Taguchi Method and Surface Response Methodology to Evaluate Of Mathematical Models to Chip Deformation when Drilling With Coated and Uncoated Twist Drills [O] . Ildikó Maňková, Marek Vrabeľ, Jozef Beňo, 2013

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• 3. “Push back” technique: A simple method to remove broken drill bit from the proximal femur [J] . Devendra K Chouhan ,Siddhartha Sharma . 世界骨科杂志：英文版 . 2015,第10期
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