You can use the EgoMoose’s trick that he used in his placement system Furniture Placement System to snap the CFrame to the grid, this trick consists on using ToWorldSpace to fit the canvas position.
Also, this post can help you
You can use the EgoMoose’s trick that he used in his placement system Furniture Placement System to snap the CFrame to the grid, this trick consists on using ToWorldSpace to fit the canvas position.
Also, this post can help you