Includes 3 divider compasses in one set: 4 inch metal divider compass, 6 inch scribe divider tool, and 8 inch scribe compass. Circle drawing capacity - 4 inch divider can draw circles up to 8 inches - 6 inch divider can draw circles up to 12 inches - 8 inch divider can draw circles up to 16 inches Three sizes in one set to meet different demands High quality construction - Made from high carbon steel with anti-rust and anti-corrosion finish - Smooth appearance, good toughness, high hardness, sturdy and durable, wear-resistant - Finely threaded for quick adjustment - Rivet design for stability - Hard point tip for accurate drawing - Fine polishing for comfortable hand feel and precise measurement Easy to use - The hard and sharp tip can be firmly fixed on the horizontal surface of leather and wood for accurate drawing - Spring tension and lockable sliding nut enable quick measurement, copy measurement, repeat measurement, measurement transfer, and repeated circle drawing Adjustable width to fit your needs - Wing divider compass is adjustable; you can change the width between the two legs to suit different tasks - Simple to adjust: turn the screw to set the required width, then adjust the space between the two legs Applications and scenarios - Leatherworking: mark circles for patterns, stitching guides, and hole locations with precision - Woodworking: lay out circular patterns, transfer templates, and reproduce circles on boards - General drafting and pattern work: copy and transfer measurements, and repeat circle drawings across surfaces