High-speed steel and stainless steel hole saw drill hole saw, sheet metal reamer. After special heat treatment, sharp edges, high strength. With high precision, cutting smooth, special impact resistance, good wear resistance.
Open the hole smooth without burr, saving time and effort. When cutting chilled materials, cutting edge should be filling cooling liquid. Can be used for thick steel plates, cast iron, wood, stainless steel, aluminium, fibreglass, non-standard angle iron and other metal open hole.
Use note: smooth operation, to avoid the impact, please master the speed of a reasonable use when adding a little coolant (such as water), can extend the service life.