How to use Safety hammer well:
As the middle of toughened glass the most solid, the four corners and the edge of the weakest. So, in the event of danger, the best way is to use a safety hammer to beat the edges and corners of the glass, especially in the middle of the upper edge of the glass. Once the glass is cracked, knock on it again. About 2 kilos of pressure are said to smash the corners of tempered glass.
Features of 4-in-1 Multifunctional Car Emergency Life Safety Glass Hammer with Window Breaker, Seatbelt Cutter, Led Flashlight, SOS Warning:
1) For external use only.
2) Keep out of reach of children.
3) Not for use in the eyes, flush immediately if accidental contact with eyes occurs.
4) Do not insert in ear canal.
Applications of 4-in-1 Multifunctional Car Emergency Life Safety Glass Hammer:
Widely used in car, bus or other vehicle;
Multifunctional Car Emergency Life Safety Glass Hammer with Window Breaker's utility model mainly utilizes the conical tip of the lifesaving hammer. Since the contact area of the pointed head is very small, the pressure of the touching point on the glass is quite large when the glass is smashed by the hammer. At this point is subjected to a great external force and produce a slight cracking. For toughened glass, a little bit of cracking means that the stress distribution inside the monolithic glass has been destroyed, resulting in numerous spider webs of cracks in an instant, this time as long as gently with the hammer and then hit a few can Remove the glass fragments.