PRECISELY MANUFACTURING: Our carpenter's ruler is constructed from high-grade aluminum alloy using advanced CNC technology and features laser-engraved markings to resist wear and tear even after extensive use. Each piece is frosted and anodized to durability and rust resistance while maintaining a profile. INNOVATIVE SLIDE RULE WITH STOPS: Equipped with sturdy stops secured by two thumbscrews, this ruler can be adjusted with built-in notches, transforming it into a reliable marking gauge. The careful design allows it to lock securely in place, prevent slipping, and enable consistent measurements on multiple boards. Extremely Accurate Measurements: The ruler converts between inches and metric, providing measurements as small as 1/16 inch or 1 mm. Clear laser engraved markings on both sides provide precise readings to aid in perfect woodworking and craftsmanship. Versatile Vertical Measurement Features: The T-track system not only facilitates traditional measurements, but also allows the stop to be repositioned to , allowing the ruler to stand upright for vertical measurements. Marking sections include 1/4, 1/2 and 3/4 depth increments, enhancing measurement versatility for different tasks. Comprehensive Ruler Set: This set includes three rulers in different lengths (6, 8, and 12 inches). Each ruler comes with built-in slides and stops, making them a must-have for professional and amateur woodworking as well as a variety of DIY and craft applications. Colour:Black Material:Metal Package Contents: 3 * Carpenter'S Ruler Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.