TCT Hole Saw

About the Rock® SPECIALIZED TCT Hole Saw: 
 
Character:
3-ply cutting edges prevent cutters broken even in heavy-duty use.
The 25mm effective length enables cutting ranging from thick steel sheets to thick metal pipes with curved surfaces.
The abrasion-reducing design increases its durability with easier and faster-cutting capability.
The ejector spring, 6 pilot drills and screws are fitted for all diameters.
 
Application:
Aluminium doors & windows.
Plumbing works and building A/C works.
Electronic control boxes & cable and arrangement
Yacht building, ship-building industry and F.R.P industry.