Hole Saw Set for Woodworking, Carbon Steel.

Specifications:

Can be installed in hand drill, impact drill, charging drill, flat drill and other machines.

Can be used in machine drill chuck clamping range which is 10mm and above.

Can not be used to open sheet metal and stone.

Made of 50 # steel, serrated high-frequency quenching, long service life.

Tooth hardness HRC4- .

Working depth up to 25mm/1.0inch.

Package Included:

1* 11pcs Metal Drill Hole Saw Kit

1 * box