What if the drill bit is stuck!
1. Outside the wall, make a small hole inside. That is, two fights. For example, drilling 100 holes, the whole wall is 400 thick, and it will get stuck when drilling 200 depth. Then drill a small drill outside the wall, drill 200 depth, and knock it out with a steel drill.
2. If it is a tall building or the ground, there is no condition to fight. At this time, screws will be used, and the screws are screwed in from the drill. Then beat the drill bit with a hammer, and screw the lead screw while knocking.
3. Roadside stone drainage holes. You can use rhinestones and screws if you have a large quantity.
Fix on a base made of channel steel. Punching saves time and effort.
4. Time-saving and labor-saving tips for holding a diamond to call 300 and 350.
Please ask the manufacturer to customize the drill bit. Machining "short and thick" drill bits. A big drill bit over 300,370 meters high, using a hand-held diamond is very exhausting. The solution is to reduce the height of the drill bit by half to 200, which is much more comfortable.
5. What should I do if I have difficulty drilling a big hole with a diamond in my hand?
For example, if the diameter is 300, draw a 300-circle on the wall, and drill 25 holes and 4 holes inside the inner circle of 290, with a depth of about 6 cm, up and down 1, left and right 1. Then, nail a wedge. Try to put the drill bit on the wedge.
6. How to dry without adding water?
The wall must be dry, not wet. When drilling dry, there is a new water bit. Try to use a new water bit, which is too old and easy to get stuck.
7. The automatic water supply pump of the water drilling rig saves time and effort, and you can search by yourself.
8. Beat the cow over the mountain. Double wall drilling method. Sometimes, the distance between buildings is 300-500 mm The length of diamonds and drills is close to 800 mm. Therefore, diamonds can't be placed less than 800 mm, so they can't be punched. Solution: First, make a hole of 5 1mm in the center and let the head wall open. The telescopic rod extends into the hole of 5 1mm, and then screws on the diamond to punch holes.
9. The center of the drain hole of the squat toilet is not less than 540mm from the wall.
The center of the toilet drain hole is not less than 420mm from the wall, and the hole is 450.
The height of the sitting surface of the sitting urinal from the ground is 300mm;
The edge of the basin mouth is about 800 mm.
The upper edge of the bathtub is not more than 520mm from the ground.
10, the diamond on the table is unstable. Solution: Buy a large expansion tube.
1 1. Remove the telescopic rod skillfully. Sometimes, the telescopic rod and the telescopic rod, or the drill bit are screwed too tightly to be removed, and the board is screwed on. What should we do? You can put the telescopic rod on the stone and beat the turnbuckle with a hammer, which is 3 cm away from the edge, which can relieve the strength. Turn around.
12, the smaller the diamond particles, the sharper. However, those drill bit manufacturers don't think so. In addition, if diamond particles can be broken and used to make drill bits, they will be very sharp.
13, the carbon brush of the desktop diamond can be replaced by the carbon brush holding the diamond. But use it flat. There are few inappropriate places, so grind them.