Taper Shank Grinding-Free Glass Drill

Product specification:

   Thank you choosing taper shank grinding-free drill.

   The company's products have adopted the most advanced 

   international process made.

   The following steps are used:

   At first,the machine speed is adjusted to 2800-4500 r/min,

   the feed gate is adjusted to 1.2mm/s.

   After punching more than10,then the feed gate is adjusted to 

   1.0-3.0mm/s(According to your glass thickness to adjustment)

   until the bits are completely worn out!

Attention:

    In the the drill bits during the operation,in case of water 

    shortage or other special circumstances leading to glass 

    damage, the special grinding wheels can be used for  

    repairs.

    The product is not suitable for unauthorized modification.