News
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Common Faults and Troubleshooting of Electric Hammer Percussion Drill
1. The motor does not run after the electric hammer is powered on. Causes: 1) The power supply is disconnected. 2) The connector is loose. 3) The switch has poor contact or does not act. 4) The armature or stator coil is burnt out. 5) Stator coil open circuit. 6) The brush is used up. Troub...Read more -
Drilling Method & Precautions of Ceramic Tile
Drilling method of ceramic tile: 1. The following tools shall be prepared for drilling ceramic tiles: lithium electric hammer, glass drill bit, water and sealing glue. 2. Select the appropriate position on the perforated ceramic tile, and check whether there is hollowing in the ceramic tile at th...Read more -
Material Category and Selection Criteria of Drill Bit
Selection criteria of bit material: Drilling operation is essentially a kind of cutting process. The prerequisite to complete the cutting process is that the hardness of the tool material must be higher than that of the processed material. Material category of drill bit: The material of drill bit...Read more -
Introduction to Drill Bit Types
Drill bit is a tool with rotating head and cutting ability. It is generally made of carbon steel or high-speed steel, milled or rolled, and then ground after quenching and heat treatment. It is used for drilling on metal or other materials. It has a wide range of applications and can be used in d...Read more -
Types and uses of drill bits How to sharpen drill bits
To put it bluntly, a drill bit refers to a special tool used for drilling or drilling. These drills are usually made of metal and are used to drill or bury holes in physical raw materials. So what are the types and main uses of drill bits? Drill cutting method. Drill application. How to maintain ...Read more -
How to Avoid Broken When Drilling Holes in Tiles
When using electric hammer to drill holes in ceramic tile wall, we can try two relatively simple operation methods to avoid ceramic tile damage. One is to simply treat the ceramic tile surface first to prevent cracking. The other is to use a special tile drilling tool to make holes, and then use ...Read more -
How to Use Percussion Drill
1. Before operation, check whether the power-supply is consistent with the conventional rated 220V voltage on the electric tool, in order to avoid being wrongly connected to the 380V power supply. 2. Before using the percussion drill, please carefully check the insulation protection of the machin...Read more -
Common Problems of Woodworking Cutter Row Drill
In the furniture industry, the common types of drilling tools are: Row drill (including lengthening drill), four edge drill (also called split drill), step drill, countersink drill, countersink drill sleeve, salad drill, screw tail drill, twist drill and etc. Let’s start with the lower row ...Read more -
What Kind of Drill Bit Does Percussion Drill Need?
Percussion drill is a kind of equipment for clamping percussion electric drill bit. It is used for drilling concrete foundation, wall, brick wall, granite and installing expansion bolts, plastic expansion pipes and other fasteners in the hole. So, do you know what type of percussion bit? Impact d...Read more -
Method of Opening Holes for Floor with Hole-Opener
1. The position to be drilled shall be calibrated in advance to ensure the level. (Note that there are no water and electricity lines at the corresponding positions in the wall) 2. When drilling on the anti-static floor and network floor with a glass drill bit, first make a hole in the inclined d...Read more -
Analysis of Advantages and Disadvantages of Common Stone Opening Methods
1. Dig the hole by hand. First draw the position of the hole on the stone, then dig the hole with an angle grinder, and polish it after finishing. This method seems to be low-cost, but it is inefficient, slow operation, and it is a great test of manual technology. Wasting time is equal to wasting...Read more -
Which Kind of Cobalt Containing High Speed Steel Twist Drill Bit is Better for Processing Steel Parts?
The application of hole-machining in the hardware manufacturing process is a very common one, and also an important link. The bore diameter often plays a role related to the precision of fixation. If the aperture does not meet the standard, the whole product will be directly judged as defective. ...Read more