Description of Utoolmart Cutting Diameter Triangular Stainless Cutting Tools
【Material】- Hole saw is made of HSS high speed steel,has been treated with cobalt, impact resistance, wear resistance. 【Function】- 21.5mm / 0.85" Hole Saw cut clean, for openings in stainless steel, iron, aluminum, and various types of pipes. 【Advantage】- Hole drill bit is with special heat treatment, sharp edge, high strength. 【Durability】- Hole drill bit is through a special heat treatment, sharp edge, high strength. Long life durable and practical. 【Application】- Perfect for Installing Locks, Knobs in Doors and Cabinets or Drilling Larger Diameter Holes Through Desks Etc.