This baby is not a set
open Separate holes and adapters Sale
If you need a set, please place your own order for the corresponding diameter hole opener and adapter.( Includes a center and screws by default)
After purchasing the adapter, if you need an additional center drill, please purchase it separately"; Center Diamond”
Model usage is for reference only
Hole opener 30mm: 4 branches( Generally water pipes and water heater pipes)
Hole opener 35mm: 6 branches( Generally water pipes and water heater pipes)
Hole opener 40mm: 1 inch pipe
Hole opener 55 and 65mm: 1P- 2P air conditioning ducts and bathroom ducts
Hole opener 75mm: 2P- 5P air conditioning cabinet piping
Hole opener 110- 120mm: Wall switch wall concealed hole, used for wall switch inner box
Note:
1. If there are tiles on one side of the wall, you must first use a tile hole opener to drill a hole in the tile, and then use a wall hole hole drill to drill the hole. It is recommended that the tile hole hole drill be one size larger than the wall hole hole drill.
2. Wall hole opener, also known as hollow electric hammer drill, is made of high-quality alloy( YG11) Welding, used for opening holes in brick-concrete structures. The electric hammer is specially used to drill brick walls and cement walls, but cannot drill reinforced ceramic tiles and stones.!
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