SDS Hammer Drill Bits

YKING SDS Hammer Drill Bits   Size: 6 MM X 110 MM 6.5 MM X 110 MM 8 MM X 110 MM 8 MM X 160 MM 10 MM X 160 MM 12 MM X 160 MM 12 MM X 210 MM 14 MM X 160 MM 16 MM X 160 MM 18 MM X 260 MM 19 MM X 350 MM 22 MM X 350 MM     Fast drilling professional bit for SDS or Max systems Design  for faster drilling, longer life and rounder holes Double narrow land flute design for faster dust extraction, less vibration, less friction and more impact energy to the tip. Tool shaft is heat treated, annealed and shot leaned for longer life