What type of drill bit should I use to drill through wood and composite decking?

You will need a Forstner Drill Bit.

When it comes to drilling through wood or composite decking to install recessed lights, you should use a Forstner Drill Bit. 

We offer 2 sizes of Forstner Drill Bits: 22 mm (7/8") and 60 mm (2 3/8"), which create the perfect-sized holes to fit BOLD's recessed lights.

Check out our selection of Forstner Drill Bits.