Consider these as light-duty tile-drilling bits for metric usage. We had high hopes for Neiko’s Diamond Hole Saw Bits, but they didn’t live up to our standards. This bit set is marketed as ...

They are also less expensive than boring bits. Disadvantages include the need for a drill ... Saw teeth are used for most materials, such as wood, plastic, soft plaster, and metal. Diamond hole saws ...

Drilling a hole ... the drill bit creates the hole. Water helps contain the dust from the glass while also lubricating and cooling off the glass. You can use two types of drill bits: diamond ...