tooloflife Stainless Steel Hole Opener Holesaw Drill Bit Hole Saw Wood Drilling Tool 22mm

Overview: These Holesaw Drill Bits can make your work more convenient and easier. Features: 100% Brand New Available in Size from 15mm to 60mm HSS Quality High Speed Hole Saw Drill Bits Usage Application for Steel Metal Aluminum Boards Specifications: Product Name: Stainless Steel Hole Opener Material: 6542 high speed steel Use range: Steel plate iron plate stainless steel and various thick materials Type: Hole Saw Tooth Drill Bits Cutter Diameter: Available from 15mm to 60mm Drill Type: Drill Package Content: 1x Holesaw Drill Bit Precautions: 1. The material of the cutting must be fixed there must be no movement and it should be at a right angle of 90 degrees with the opening. 2. When you start drilling you should slowly contact the material to be drilled and you can t hit the workpiece. At the same time the low number of rotations is applicable (the higher the number of rotations of the hole opener) 3. Please do not use too much force when screwing up and down so as not to screw the screw. 4. There are conditions to add coolant pay attention to slow down the follow-up speed when fast drilling if there is abnormal or the chip is not smooth please stop working to clean the iron filings and then work.