Effortless reliability The circular guide securely locks the cutter base from 145 mm to 208 mm, providing a stable and precise cutting experience when used with the milling positioning clamp. Revolutionary accuracy Engineered for seamless, effortless cutting, the electric circular guide rail enables precision based milling tasks. It is specially made for use with 4 inch powder saws and marble cutting boards. Long lasting durability Constructed from PC materials, this adjustable cutting machine guide is a durable choice for professionals and woodworking enthusiasts. It helps you achieve precise wood cuts while remaining portable and sturdy. Easy adjustment The guide base allows easy adjustment to maximize cutting accuracy. The adjustable distance from the mounting surface enables positioning of the guide tool for cutting wood and meeting variable cutting needs. Use scenarios Woodworking projects: Use with a 4 inch powder saw and the guide rail to produce straight, square edges on panels and boards, ensuring repeatable results across multiple pieces. Stone and tile work: Trim marble boards or tiles with clean, straight cuts using the electric circular guide rail for consistent edges. throughput: Set up multiple identical cuts on plywood or hardwood sheets, using the adjustable base to maintain precise alignment and improve workflow.