Zinc Alloy Hands Free Door Operator Opener Hardware
The wall hole opener is also called the brick wall hollow drill, which is welded with high-quality alloy. It is widely used for hole-opening operations in brick-concrete structures. (Applicable to the opening of various walls such as foam wall, red brick wall, concrete brick wall, etc.)
There is a guide drill with a special connecting rod, which is connected to different page handle structures for drilling holes. It is a new tool in the installation and decoration industry.
The connecting rod of the hollow electric hammer drill is selected according to the parallel structure on the previous page, and the length is determined according to the user's needs. It is a high-quality, high-quality product.
Special openings for walls (air conditioning holes, duct holes, switch holes, range hood holes)
The screw is easy to loosen due to too much vibration when drilling with the electric hammer, which is a normal phenomenon. You can continue to use the center drill after positioning it.
The product is only suitable for use on electric hammers. The handle of the post handle should match the chuck of the electric hammer (round handle and five-pit handle). Please choose carefully, thank you! ! !
note! ! The wall hole opener is used on the electric hammer. Be optimistic about the clamp handle of your electric hammer. It is not a three-jaw electric drill or impact drill. Please distinguish the machine.
The electric hammer is only used to hit brick walls and cement walls, but not steel bars, tiles and stones.
If there are tiles on one side of the wall, you have to use a tile opener to make a hole in the tile first, and then use a wall opener to make a hole. It is recommended that the tile opener is one size larger than the wall opener!
Flat brick processing equipment
Square handle four pit electric hammer drill
(square handle not available)
Electric hammer drill with round handle, two pits and two grooves
Model and purpose For reference only
|Diameter: 30mm||4 branch (general water and water heater pipes)|
|Diameter: 35mm||6 branch (general water and water heater pipes)|
|Diameter: 40mm||1-inch pipe|
|Diameter: 55-63mm||1p-2p air conditioning pipe and toilet pipe|
|Diameter:75mm||2p-5p Air conditioner cabinet pipe|
|Pipe hole of range hood (can contact customer service for purchase)|
Installation procedure of hole opener
Install the center drill into the extension rod
Insert the center drill to the bottom
Put screws into the connecting rod.
Tighten the set screw with a wrench
Put the hole opener into the connecting rod
Tighten the hole opener and extension rod
Three cutting and sharp
135°The grinding angle is sharp, and the wall is easily perforated
The center position is not bad
Accurate positioning, strong grinding tolerance and sharper cutting
Double chip removal hole
Double chip-removing grooves inside and outside can prevent chips from blocking, open holes easily and remove chips smoothly