6-1/4" Hole Saw, HSS Bi-Metal Drywall Hole Saw with Hex Shank Arbor, Hole Saw for Recessed Lights, Wood, Cornhole Boards and Metal, 6.25 Inch Hole Saw Drill Bit (160MM, 6 1/4 Inch Hole Saw)

This CORTOOL Hole saw Kit includes: 1 x 6-1/4" hole saw 1 x 7/16" hex shank arbor with spring loaded 3 x 1/4" Center bits 1 x 5/32" Allen wrench The CORTOOL hole saw is made of M3 high-speed steel and bi-metal, with higher hardness (≥65HRC), higher toughness, higher cutting strength, and stronger wear resistance.

Also, Built rust- proof for repeat use.

It’s cutting depth of 1.2-inch.