Toolly 1-5/8\" to 8\" (40-200mm) Adjustable Circle Hole Saw Cutter:
Blades are very sharp. Made of very sturdy good quality metal. It does the job way better than the traditional hole saw.
And can do a wonderful job cutting through plaster and wood lath, or plaster and metal lath.
Come with the durable storage case, easy to carry and storage, it is a great tool for carpenters, professionals and DIY home owners.

Specification:
Cutting hole diameter: 1-5/8\" to 8\" (40mm - 200mm)
Cutting depth: up to 3/4\"(19mm) from one side, 1-1/8\"(30mm) from two sides
Adjustable hole cutter with tough ball bearing mounted ABS shield with silicon gasket dust seal
Application materials: Drywall, Plaster, Ceiling Tile, Soft Acoustic Tile, Plastics, Fiberglass, Acrylic Sheet, Soft Wood and PlywoodUser

Package Includes:
1 x Professional grade adjustable hole cutter with two replaceable pilot drill bits (1x auger type Self-Feed pilot bit + 1x HSS pilot bit)
2 Sets of replaceable cutting blades (1 set of high speed steel blades + 1 set of tungsten carbide blades),
1 x ABS dust shield
1 x Adjustment hex wrench
5 x Brad-point wood drill bits: 4mm, 5mm, 6mm, 8mm, 10mm
5 x Masonry drill bits: 4mm, 5mm, 6mm, 8mm, 10mm
1 x carpenter pencil