Specification: Suction Cup Material: Nitrile Rubber Angle Adjustment: 180° Suction Cup Size: 5inch/130mm Vertical Max Suction:130Ibs/60kg Rod Design: Single Rod Handle Material: Aluminum Alloy Tube Description Granite Seam Setter: Adjustable Granite Seam Setter features three all-aluminum fine-tuning knobs for exact accurate slab alignment, giving you complete command over seam width and leveling. Ensure a perfectly flush, invisible seam every time for a professional countertop installation that impresses clients Adjustable Vacuum Suction Cup: Engineered with a 5-inch nitrile rubber Vacuum Suction Cup, this tool delivers an incredibly strong 130 lb vertical hold. Confidently lift, position, and secure heavy marble, granite, and stone slabs without slipping Seamless Stone Seam Setter: The integrated dustproof cover maintains peak suction performance, ensuring this professional countertop installation tool offers long-term reliability Quick-Release Latch for Instant Setup and Removal: Speed up your workflow dramatically with the rapid quick-release vacuum latch. This mechanism allows for instant suction engagement and release on the vacuum rod, enabling faster accurate slab alignment Versatile Multi-Surfacing Tool for Every Project: Designed for universal application, this seamless marble seam setter works perfectly on granite, marble, stone slabs, tile, and glass. It's ideal for both horizontal countertops and vertical wall installations Package Includes: 1x Adjustable Seamless Seam Setter