Corslet Multi Tool with Axe Hammer Knife Saw Plier Screwdrivers Bottle Opener Multi Functional Hammer Hand Tool Kit Plier Knife Screwdriver Can Bottle Opener Wood Saw for Home Travel Camping Picnic Multifunction Tool Straight Speciality Hammer  (410 g)

Mulitfunction Hammer In Common Sense, People Think That as Long as a Safety Hammer Can Break Glass, This Is Not the Case. Many People Do Not Know How to Use a Safety Hammer Correctly. This All-Steel Safety Hammer Mainly Uses Its Conical Shape. Because the Contact Area of ??The Tip Is Small, When the Glass Is Hit with a Hammer, the Pressure of the Contact Point on the Glass (Not the Pressure, but the Unit Area) the Pressure) Is Quite High, It Is Easy to Break the Glass, and Can Escape the Car Within a Few Minutes (For Example, a Burning Car Needs to Escape Very Quickly, Time Is Very Important). the Middle Part of the Tempered Glass Is Firm, and the Corners and Edges Are Weak. a Good Way Is to Hit the Edges and Corners of the Glass with a Safety Hammer, Especially in the Middle of the Upper Edge of the Glass, and You Can Quickly Smash the Glass and Escape.