Material: HSS high speed steel 6542(M2), High precision, smooth cutting, especially impact resistance, wear resistance
Provide 5 Kinds of SIZE H.S.S Hole Saw, Meet Your Different Needs: 16mm/0.62" , 18.5mm/0.72" , 20mm/0.78" , 25mm/0.98" , 30mm/1.18"
Can be used as car bus truck parking sensor radar syster drilling hole
Perfect for Installing Locks, Knobs in Doors and Cabinets or Drilling Larger Diameter Holes Through, also Come with 6 Hex Wrenches for you easily firmly wrench the grub screw, remove, replace the drill
Cuts quickly, precise holes in Steel, Stainless Steel, iron, Copper, Brass, Aluminum, Fiberglass, Formica And Other Laminates In Seconds
Specifications:
Material:HSS 6542(M2)
Color:Golden(As Pictures Show)
Outside Diameter: about 16mm/0.62'', 18mm/0.71'', 20mm/0.78'', 25mm/0.98'', 30mm/1.18''
Package included:
1X NUZAMAS 16MM Hole Saw
1X NUZAMAS 18.5MM Hole Saw
1X NUZAMAS 20MM Hole Saw
1X NUZAMAS 25MM Hole Saw
1X NUZAMAS 30MM Hole Saw
5X Hex Wrenches
Note:
1 Don't move the cutting pieces. Please fasten it firmly and cut it at a right angle.
2 Cut through the metal slowly without hitting it and the bigger a hole saw is, the fewer the number of rotations is.
3 Don't tighten the grub screws so hard, otherwise they will fall off.
4 Coolant is recommended. And clean up all debris before drilling.