Granite Seam Setter Kit, 2-Pack, 5-In Suction, 180

Granite seam setter clamps and levels adjoining slabs fast, helping you pull tight, flush seams for cleaner countertop installs. This 2-pack uses 5-inch vacuum suction cups with a pump-assisted latch for strong grip on stone, marble, tile, glass, and other smooth surfaces. Fine-tune knobs let you control seam spacing and height alignment with confidence, while the aluminum-alloy build is designed for jobsite durability and repeatable results.

• Delivers up to 110 lb / 50 kg vertical suction per tool for secure holding on smooth surfaces


• Adjusts seam width and slab height with 3 fine-tune knobs for precise leveling


• Locks on quickly with a vacuum rod latch for faster setup and release


• Protects suction performance with a dustproof cover to help maintain consistent grip


• Includes cleaning and tightening tools to prep surfaces and keep adjustments dialed in

When small height differences or uneven seams slow down an install, a dependable seam joiner makes the difference. Use the vacuum suction cups to anchor each tool, then fine-tune spacing and height until the joint sits flush—ideal for countertop seam joining, slab alignment, and tile/stone layout work. Built with aluminum-alloy components and rust-resistant knobs, this set is ready for frequent use in the shop or on site. Grab yours today and streamline your next countertop installation.

• Pack size: 2 seam setters


• Max suction (vertical): 110 lb / 50 kg


• Angle adjustment: 180°


• Product dimensions (each): 15.08 × 4.92 × 4.33 in (383 × 125 × 110 mm)


• Suction cup size: 5 in (125 mm)


• Product weight (total): 4.63 lb / 2.1 kg


• Suction cup material: Nitrile rubber


• Handle material: Aluminum alloy tube


• Colors: Orange, black, silver


• Rod design: Single rod


• Accessories: Hex wrench, plastic handle wrench, anti-static dust cloth