4mm Narrow Round Heat Welding Speed Preheat Tip 36" x 4" Straight Arrow Control Joint Groover with 1-3/4" Deep Bit The tool is made from

The tool is made from a heavy-duty casting for long life

The 1-3/4" deep bit tapers from 1/4" to 1/8" within the groove to direct the stress on the concrete to the joints and prevent cracks

Additionally

Ideal for both residential and commercial carpet installations

The kit also includes a variety of nozzles

4mm Narrow Round Heat Welding Speed Preheat Tip 36" x 4" Straight Arrow Control Joint Groover with 1-3/4" Deep Bit The tool is made fromOptimize your heat welding process with our heat weld flooring nozzle! Designed to fit Leister heat weld hand tools, this 4mm narrow nozzle boasts a small throat opening for precise heat welding on resilient floor coverings. Whether you're working with PVC, non PVC, or other commercial flooring materials, this nozzle provides the rounded point needed to create seamless, monolithic surfaces. Before welding, always consult flooring manufacturer