Jig with 1/4" Bit: https://amzn.to/38UPm88
Jig with 5mm Bit: https://amzn.to/38WZdKx
Single 1/4" Bit: https://amzn.to/3eYBpK3
Single 5mm Bit: https://amzn.to/3tAZ7A4

The KMA3220/KMA3200 shelf pin jig is an awesome solution for adding shelf pin holes to existing cabinets or new ones.