Description65mm M42 Metal Hole Saw Holesaw Cutter Arbor Pilot Drill Bit Wood Plastic Hole Saw Specifications Material M42 High Speed SteelSize 65x45mmDiameter of thread 15mmCutting hole depth 45mmCutting hole diameter 65mmQuantity 1pc Features 1 This dual metal hole opener for the M42 material use electron beam welding and then through the high temperature quenching the tooth is sharp and durable not easy to break and smooth drilling 2 Good for aluminum steel casting materials wood plastic materials gypsum board stainless steel etc Note 1 Hole Saw Cutter before in use be sure to grasp reasonable choice control tachometer and continuously added to the cooling fluid in order to prevent edge cracking such as high speed gun drill used in the operation should control switch so opening and closing to minimize its speed widely used in conjunction with various types of drill hole drilling on the bench 2 Opening iron than 5mm the first open about 1mm deep and then locate the drill along kerf through a hole drilled through it easier to discharge iron filings 3 Teeth stay sharper and make smoother cuts Package Included 1pc x 65mmMetal Hole Saw The machine not included Notice 1 Please allow a bit error due to manual measurement please make sure you do not mind before you bid 2 The color may have different as the difference display pls understand More Details