Lanfeld Commando Wire Saw Chain Saws, Lifesaving Field Ideal for Survival Kits--sliver

Description

Usage: Just pull the saw by hand, rubbing back and forth on the cutting object, you can get a few seconds! Do not use the kind of the Swiss Army knife with a saw, and the efficiency of slow and laborious! Hands to use: thumb thumb placed on both sides of the ring, stretching it taut body saws, saw themselves briskly to move back and forth. Single hand use: Cut a thumb thickness, length 10CM than sawing around the branches, both ends of the branches to make V-shaped incision, insert one end of the thumb ring V-shaped incision, after bending the branches and the other thumb ring insert another background a V-shaped mouth, you can type into a bow handsaw.