White& Black Masonry Drill Bits

Detailed Product Description

Professional Drill Bits

1.  We could produce according to customer's requirements based on standards: DIN8039, ANSI B212.15-1994, GB/T6335.1-1996, ISO5468 etc;

2.  Using special high quality carbide tip, and 40Cr or better material for body;

3.  Heat-treatment: auto net belt stove handling equipment, could meet strictly torsion test;

4.  Flute type L, U, W  etc produced by CNC machine, high function self-protection tip welding system guarantee reliable & stable welding quality;

5.  Surface treatment: Sand-washed, electrophoresis etc, could drill holes on cement, block, granite, and other stone with hammer drills.

6.  Using impact drill with SDS, or SDS adapter, drilling on granite, stone, cement, tile etc hard material, continues deep is over 5000mm, and could drill on normal material with better drilling effective.

7.  To meet different purpose with different designs on cutting tip.