High Performance Steel: Made of premium hardened steel, strong and durable. It is the ideal tool for any outdoor enthusiast, shrubbery, carpenter or craftsman etc. another part of this multi-function survival tool is the tenon tool.The Scotch-Eye snail has a cutting tip for a tenon wrench.Hammer it into a branch to obtain a shank the same size as the wood drill bit. Bushcraft Tools and Camping Tools: Carry this Bush Craft Outdoor Wooden Snail when you are outdoor camping, hiking, backpacking, backpacking, crafting, EDC or buildingpreferred cabin tools in the wild countryside. Professional tools: professional sharpening of each spiral, clean and smooth lines, self-tapping screw design, convenient for manual drilling.