The Makita B-65399 Impact Gold 14-piece titanium drill bit set is on sale on Amazon (https://www.amazon.com/dp/B07HSKJGYT?tag=quackdeals-20) for just $11 (Original price $29). Free shipping with Prime or on $35+ orders.
(https://m.media-amazon.com/images/I/7115eCUotDL._AC_SL1500_.jpg)