1. The newly purchased mattress must be removed from the plastic packaging film before use.
2. Turn the mattress over each season to avoid stress on a certain area for a long time.
3. When flipping the mattress, try not to over-deform, bend or fold it.
4. Buy a natural mattress cover to keep the mattress itself clean. Buying mattresses not only extends the life of the mattress but also increases comfort.
5.10 years should replace the mattress, people's daily metabolism will produce sweat, oil, dander, even if the elasticity of the mattress has not changed, then the health is not good.
6. Do not stretch the sheets on the mattress, causing the air inside the mattress to not circulate and germinate.
7. Do not sit at the edge of the bed, causing local deformation.
8. Always ventilate the room to ensure air circulation inside the mattress.
9. The mattress and bed frame should be replaced at the same time for better use.
The advantages of carbide step drills: high hardness, wear resistance, high strength, heat resistance, corrosion resistance, etc.The carbide step drill can quickly complete the drilling and chamfering at one time, which is very suitable for the drilling and chamfering of the threaded bottom hole.
Our company specializes in customizing all kinds of carbide drill bits, carbide twist drills, carbide drill bits, 3 flute carbide drill, metric step drill bit, step drill bit set,stepped drill bit ,etc.
Step Drill Solid Carbide,Carbide Step Drill Bit,Cobalt Step Drill Bit,Solid Carbide Step Drill
ROYI CNC TOOL TAIXING CITY CO.,LTD , https://www.royitools.com