Key benefits Versatile layout tool: ideal for drawing arcs and circles, dividing gauges, marking line segments, and measuring sizes, offering a compact and practical solution for woodworking and metalworking. Durable construction: made from carbon steel with a tip hardened by temperature quenching to improve durability and hardness for long service life. Stable and responsive: features a sturdy, responsive spring mechanism that allows quick, effortless adjustments and maintains stability during use. Broad applicability: suitable for woodworking, mechanical marking, metalworking, leather crafting, mathematical drawing, and related layout tasks. What makes it stand out Function and performance: combines multiple layout functions in one tool with smooth, repeatable adjustments and reliable holding power. Material and durability: carbon steel build with a temperature quenched tip for enduring accuracy and longevity. Versatility: designed for a wide range of applications across different materials and disciplines, reducing the need for separate tools. Specifications and attributes Function: drawing arcs and circles, dividing gauges, marking line segments, and size measurements. Material: carbon steel with a temperature quenched tip. Mechanism: stable, responsive spring for quick adjustments and steady operation. Compatibility: suitable for woodworking, mechanical marking, metalworking, leather making, mathematical drawing, and related tasks. Use scenarios Crafting and finishing: mark precise arcs and circles on wood panels or metal sheets to guide cuts and drilled holes. Pattern transfer and layout: transfer accurate measurements and create evenly spaced marks for mechanical parts, leather patterns, or scale drawings. Drafting and marking: perform mathematical drawings and layout lines on various surfaces with consistent accuracy and ease.