8Pcs Hole Saw: 19mm, 22mm, 29mm, 32mm, 38mm, 44mm, 51mm, 64mm

1Pc Small Arbor: 1/4'' Three-Flat Shank with 6mm Pilot Drill Bit for Dia. 19mm to 31mm Hole Saw

1Pc Big Arbor: 3/8'' Three-Flat Shank for Dia. 32mm to 64mm Hole Saw 

1Pc Hex Key: 2.5mm   

1.Made from high quality, hardened Carbon steel for added durability,enabling them to be suitable for soft and hard wood, plasterboard.

2.Optimized Variable pitch and positive rake tooth design, provides powerful and efficient cutting.

3.High precision, smooth cutting edges, especially impact resistance, wear resistance, cutting perfectly smooth round hole.

4.Pilot bit with 118o split point for fast, skate-free penetration.

5. Increased wall thickness improves durability and minimizes tooth loss.

6.For use with corded and cordless drills.