Conyee 16PCS Hole saw kit with mandrel, can meet almost all your drilling needs.

What will you get？
12pcs saw blades, 3/4" (19mm), 7/8" (22mm),1-1/8" (28mm),
1-1/4" (32mm),1-1/2" (38mm),1-3/4" (44mm),2" (51mm),2-1/2" (64mm)
, 3in(76mm), 3-1/2" (89mm), 4" (102mm), 5" (127mm).
2x mandrels
1x hex key
1x installation plate

The hole saw set has a wide slot on each hole saw and has multiple lever points so that you can easily plug it out with a screwdriver,
and effectively remove sawdust and swarf, and help prevent The plug is stuck in each saw.
The cutting depth is about 25 mm.

Apply Material
For cutting cork boards, thin PVC panels and thin plywood.
BUT NOT suitable for metal and hardwood, porcelain, granite, metal.

Adapted Machines
Hole saw can be used in conjunction with corded drills, cordless drills (of 18 volts or higher),
drill presses, Impact drill, Bench drill and even lathes, provided they have a 3/8 or 1/2 inch chuck