15mm 300mm Bi Metal Hole Saw Arbor Pilot Drill Bit Metal Wood Plaster Cutter

15mm - 300mm Bi Metal Hole Saw Arbor Pilot Drill Bit Metal Wood Plaster Cutter. Widely used in Stainless steel plate, metal plate, thick steel plate, plate hole, home wood, galvanized pipe, fire pipe, plastic, gypsum board and other opening operation etc.

Applicable to the pistol drill, bench drill, vertical drilling machine etc. 5x57 Arbor Pilot Drill Bit fit 14-30mm Bi-Metal Hole Saw.

6x57 Arbor Pilot Drill Bit fit 32-55mm Bi-Metal Hole Saw. 6x68 Arbor Pilot Drill Bit fit 60-300mm Bi-Metal Hole Saw. Remember to add coolant when opening metal materials. When the positioning drill is drilled through, you need to pay attention to it, and then drill slowly.

If the operation process is abnormal or the chip discharge is not satisfactory, you need to stop the work, pour out the chips and continue to work. Don't use too much force when disassembling and assembling screws, so as not to screw the screw slip. When processing thickness above 10mm, you need to remove the spring on the positioning drill. Widely used in all kinds of table drills, drilling machines, Cordless Drill. (Except some countries and APO/FPO).

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