NIUNIU Function: This chain filler vise is used to firmly fix your chainsaw when grinding electric saw teeth, which can maintain the life of the electric saw blade Fixing: The sturdy tip at the bottom can be easily inserted into any pile and fastened, and the jaws use heavy duty thumbscrews to securely lock the chainsaw in place Premium Material: Chainsaw vise is made of high-strength aluminum alloy with painted exterior for maximum strength and longevity Easy to Carry: The overall size of the chain post is convenient to fit in your pocket, allowing you to sharpen your chain while working in the field Quantity: 1pc Color: Subject to the real object, there is a color difference between the picture and the real object Size: see picture for detailed size