【Adjustable Plane Design】The adjustable circular hole cutter can make clean cuts from 30mm to 120mm in diameter. Simple operation, stable work, it is an essential tool for DIY at home 【High-quality Material】Dual blade design. The cutting edge is made of high-quality carbide alloy, which has the characteristics of sharp cutting, smooth rotation, and fast operation. The cutter body is fully heat-treated, it is sturdy and durable, and can be used repeatedly 【Fast and Accurate】The alloy steel beam has a clear metric scale. After adjusting the distance between the drill bit and the center, you can quickly measure the hole diameter to accurately cut the perfect circle, saving time and effort, fast and convenient 【Widely Used】It is suitable for drilling woodwork, laminates, plastics, acrylics, plywood, composites, plasterboards, rubbers, and cardboards. It is widely used for carpentry openings, spotlight openings, plastic plate openings, DIY speaker openings, etc. It is suitable for bench