Especially as the plaster has little holding strength when hanging heavy items.
Matching drill bit to wall plug.
In other words use a 5 0 mm drill bit for a yellow plug a 6 0 mm drill bit for a red plug a 7 0 mm drill bit for a brown plug or a 10 0 mm drill bit for a blue plug.
If you ve got a 50mm long plugs and 75mm long screws you want to push the plug into the wall 20mm or so.
Wall plugs are one of the most commonly used fixings for solid walls.
Opt for wall plugs specifically designed for use in plasterboard if you are drilling into a stud rather than masonry.
The yellow plugs shown in this example take 4mm gauge screws the red ones take 5mm and the brown ones take 5 5mm although wall plugs do come in lots of colours.
If in doubt compare the drill bit with the large drill bit hole on the left side of the wall plug strip.
Match drill bit to wall plug.
Ideally you want the bottom of the screw and the bottom of the plug in the same place.
If the diameter of the anchor is displayed on the packaging drill the hole with a bit of the same diameter.
Choose the correct size of plugs and drill bits for your screws.
There are several different sizes of wall plug all of which are different colours to match the different hole size and screw size.
The bit should tightly fit into this guide hole.
Wall plugs are the most commonly used type of fixing device they are simple to use and give good results with a simple wood screw.
Wall plugs often called rawl plugs can be used to fix items to brick stone and concret.
Be sure to consider the characteristics of the product.
It should not take a lot of force to set the bare plug.
At any rate the right size is usually the diameter at the widest point of the plug s taper if present not counting a flange.