For a 3/8 bolt, you should use a 3/8 drill bit.
For a 3/8 bolt, you should use a 5/16 drill bit.
For a 1/4 bolt, you should use a drill bit that is slightly smaller in diameter than the bolt itself. In this case, a 7/32 drill bit would be a good choice for drilling a hole for a 1/4 bolt.
For a 1/2 inch lag bolt, you should use a drill bit that is slightly smaller in diameter, typically a 7/16 inch drill bit. This allows for a snug fit and proper anchoring of the bolt.
For drilling into metal, you should use a cobalt drill bit.
For installing heavy-duty shelves in your garage, you should use a 3/8 inch lag bolt drill bit.
Your meaning is not clear. - If you are going to tap the threads in, use a 7/32 drill bit. If you want a hole that this bolt will slip through, use a 9/32 drill bit.
For drilling into a cement wall, you should use a masonry drill bit.
For drilling into a concrete wall, you should use a masonry drill bit.
The best type of drill bit for plexiglass is a carbide-tipped drill bit.
For a 10mm Rawl bolt, you typically need to use a drill bit that is slightly smaller than the bolt's diameter to ensure a snug fit. The recommended drill bit size is usually 8-9mm, depending on the type of Rawl bolt and the material you are drilling into. Always check the manufacturer's specifications for the specific bolt you are using, as requirements may vary.
For drilling into tile, use a carbide-tipped masonry drill bit.
For hanging hooks, the best type of drill bit to use is a masonry drill bit.