Hole Saw

Dual cutting edge pilot drill
Fast drilling
Prevent accumulating chips

Sharp tungsten teeth
Faster drilling, 50% more efficient than flat type

Tungsten Carbide Hole Saw
Application
Door lock, table line hole, drain or A/C hole, downlight
Material
Hardest wood door, plastic door, hardness fire resistant building material,
concrete fiberboard, plasterboard, calcium silicate board