Features 1、The open frame of the chain saw is made of high‑speed steel, which is fastened and not easy to rust 2、Since the fixed range of the open frame board is adjustable, the reinforcement is not easy to fall off 3、Universal use of a variety of chain saws, suitable for cutting boards and wood 4、Comes with a small wrench for easy disassembly, assembly and adjustment of the holes, and the blessing distance can also be adjusted, which is more efficient 5、The cutting method of chain saw open board is vertical cutting, which is a new type of cutting method, which is more convenient, direct and precise to cut wood Specification Item Type: Chain Saw Open Board Material: High Speed Steel Uses: Used for Cutting Planks and Wood Package List 1 x Open Board 3 x Wrench 1 x Hex Socket Wrench 1 x Black Cloth Bag