14-100mm Tungsten Carbide Tipped Drill Bit TCT Hole Saw Cutter For Metal Steel

Vearter 14-100mm TCT HOLE SAW. Material: Tungsten Carbide Cobalt Alloy??

Suitable for stainless steel below 3mm, steel plate below 5mm, I-beam, cast iron, copper, aluminum alloy, laminated materials, plastics, etc. Before use, inspect the completeness of the drill. When the drill is installed into the electric drill, three planes corresponding to the shank shall be clamped. During drilling, retain perpendicularity between the drill and the workpiece. During start of drilling, adopt the lower feeding force, ?? After positioning, adopt the intermediate feeding force, ?? During operation, the revolving speed of the drill shall be not too loe to avoid the cutting blade to be tipped due to locking. There is no overlarge force to drill the workpiece by the spot drill, in order to prevent the cutting blade of the drill and the workpiece from fierce impact. After the wprkpiece is drilled by the drill, the workpiece shall be withrawn when the drill is rotated. During continuous drilling, cool the cutting blade by the cutting fluid.

---