1. DIMENSIONS: 12.5-inch length with 1.57-inch width and 1.18-inch height, made from thickened ABS material for enhanced durability 2. PRECISE CUTTING: Adjustable guide rail system ensures straight, accurate cuts with circular saws, featuring easy-to-use locking mechanisms 3. SAFETY INCLUDED: Comes with protective work gloves to enhance user safety during cutting operations 4. EASY INSTALLATION: Simple 3-step setup process with adjustable lever system for secure attachment to saw base 5. VERSATILE USE: Compatible with most circular saws, featuring a perforated design for improved stability and accurate alignment 📢📢 The translation is: "Base for 4-inch dust-cutting saws and some 5-6 inch dust-cutting saw models, with a fence that can be securely locked for cuts ranging from 150mm to 230mm." Alternatively, for a more concise version: "Saw base compatible with 4-inch and select 5-6 inch dust-cutting saws, featuring a lockable fence for 150mm-230mm cuts." Let me know if you'd like any adjustments！