Which drill bit for M8 bolt?
What size drill bit do I need for M8 bolt?
Hole Sizes for Metric Bolts So an M8 bolt would have a shaft diameter that’s slightly under 8mm which means that the bolt should fit through an 8mm hole.
What size hole do I drill for an M8 Thunderbolt?
The M8 Bolt requires a 8mm Masonry Drill. Simply drill a hole using the correct masonry drill bit, remove the dust and debris and wind in.
What size masonry bit do I need for a M8 Rawl Bolt?
Answer: Hi, a 14mm drill bit is required for a M8 Rawlbolt.
How do you drill a hole in a M8?
If the bolt is an M8 , ( M8 X 1.25 pitch) that you are working with then use a 6.70mm drill bit or Decimal . 2638 drill bit or 7.40mm drill bit. If you are working with (M8 X 1.0 pitch) then use a 7.00mm drill bit or . 2756 decimal drill bit or a 19/64 drill bit .
What size drill bit do I need for a M10 bolt?
We use a Fischer type M10 shield anchor. These are specified using a high-grade steel with a corrosion resistant zinc plated finish. The shield requires a 16mm hole to be drilled that is dust and debris free.
How do I know what size drill bit to use?
The diameter of the hole you drill should be slightly smaller than the diameter of the screw. So, for example, if you’re using a 3.5 mm screw, use a drill bit with a diameter of 3 mm. If you’re using wall anchors as well as screws, the drill bit and anchors should have the same diameter.