One at a time would be okay, but if he stacks them, he’ll need something longer..
I bought these years ago and still haven't used them.
One at a time would be okay, but if he stacks them, he’ll need something longer..I would use something similar to this.
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IRWIN Drill Bit Set for Wood, 3-Piece (3041003) - Hex Shank Drill Bits - Amazon.com
IRWIN Drill Bit Set for Wood, 3-Piece (3041003) - Hex Shank Drill Bits - Amazon.comwww.amazon.com