Check this set out.. not expensive and plenty of them for when you make mistakes...
https://www.amazon.com/HQMaster-Combination-Cutting-Including-Engraving/dp/B075M9JXJG/ref=sr_1_6?crid=LURYDE7IQNZB&dchild=1&keywords=hq+master+1%2F8+straight+cut+bits&qid=1613067447&sprefix=hq+master%2Caps%2C147&sr=8-6