8pcs stainless steeel Masonry Drill Bit Set

1.Integrated structure.
2.casting surface,contribute to the reduction of blow force
3.large capacity of production
4.durable

   steel heat treatment, structure, increase the strength and durability.

  all kinds of drill bit are available

  we have our owner factories and we can make any tools according to your requirements

  we'll offer you best quality and service!