Nowadays, the proportion of men and women in this society is seriously deviated. Overwhelming plastic surgery technology, people are increasingly pursuing individuality, so how difficult it is to find a suitable boyfriend. A good boyfriend wants three from four virtues, gentle and considerate, can stand up to the field, but also got the kitchen. The floor is the same, the right size, the pattern you like, the ability to resist water and dirt, can not be less. Anti-slip test: There is no "tick" love is incomplete, but the floor that will make people "squat" is absolutely impossible. Mark pen is very close to heart and test, grasping firmly, no troubles in the ground. Note: The brain has bubbles on the floor, and the consequences are at your own risk! water-proof test: Of course, you must hold a little tight when you are in love. If you are tight, you will never give the third party a chance. However, the Japanese defense night defense thief is difficult to prevent, the man's heart is the most unpredictable. Xiao Bian believes that our floor is much more reliable than many people's boyfriends, no matter how hot the water is. Anti-fouling test: As the saying goes, there are no cats who don’t steal. It doesn't matter if you make a mistake. The most important thing is that the god you committed is not aware of it. After cleaning it, it is a hero. Xiaobian took the marker on the floor and wiped it off with a wet rag after ten minutes. This effect, you don't say I don't say, who knows what happened? Strength test: There are always a few days in the month when the sisters are going to fry! It’s just to fry the hair! It’s very important for you to take the hard work of self-protection. So, pull the knife! Key Jun! Our floor is not afraid of you. Note: The small fried love, big fried body, the floor is their own home after all! Exquisite tin foil packaging, before you take home, the business will block all third parties for you. Perfect flat design, fine interface workmanship. Not exaggerated, but simple and stable.
Non-tapping screws are machine Screw, the pieceworker to be fastened must be tapped with taps in the screw hole in advance to match the screw threads.
The difference between tooth screws and other screws depends on whether they can be used together with nuts. Tooth screws can be used with nuts. And relative to the screws of other teeth, there are self-tapping screws. The nut of this kind of screw has no bow teeth. As for the standard teeth and fine teeth are only different pitch, it is the nut of the machine screw
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