How To Drill A Hole In Glass Sheet

Place your plexiglass sheet on top of a piece of scrap plexiglass one that is already ruined or a piece of medium density fiberboard mdf this will make it less likely that you will chip the back of the board or scratch it when the drill bit goes through.

How to drill a hole in glass sheet. Need a big hole. In this video we drill a hole using a spear shaped glass drill bit. Hole and drilling successively larger holes with your drill bit for metal until you reach the size you want. The key is to use a carbide bit made especially for glass and tile.

In diameter but you ll get the best results by starting with a 1 4 in. Place the point of the drill at the center of the marked point on the glass. Small bits work best for creating a dimple or starter hole in the glass. Pour a few drops of lubricating oil on the area around the drill tip and glass.

Before you embark on drilling the main hole you should consider starting with a pilot hole. Glass can easily be drilled with the correct drill bit and a suitable lubricant coolant. Beginning at low speed with medium pressure drill a small starter hole into the glass. Learn more about which twist bits to pick.

Insert a 1 8 inch or 3 32 inch carbide or diamond tipped bit into the chuck of a variable speed drill. To drill holes through glass start by attaching a small piece of tape or cardboard to the glass where you want to drill the hole which will prevent the drill bit from slipping. Determine the type of glass. While you are drilling through the plexiglass sheet the friction would produce intense heat and the bits would cause lots of plastic shavings around the hole especially if the sheet is thick.

Most twist bits are available in sizes up to 1 in. The pilot hole should be at least 1 2 the diameter of the final hole. 5 clamp both sheets to a secure surface. For example to drill a 1 2 inch hole you can make a pilot hole by beginning with a 1 4 bit drill and then moving to a 1 2 bit drill.

Start on a piece of cardboard. Drilling a hole in a pane of glass or a mirror is simple. How to drill holes in glass step by step step 1. Then insert a diamond drill bit into a drill and position it over the spot you want the hole to be in.

Tape a small scrap of dense cardboard to the glass. When you start the drilling process ensure that the hole is away from the edge of the plexiglass. Drill up to desired hole size. This will avoid cracking which may damage the entire sheet.

Before you ever attempt to drill through a piece of glass you need to make sure it s not tempered.