SharkBite 3/8 In. to 1 In. PEX Cinch Clamp Tool

Compresses Stainless Steel Clamp Rings to secure PEX or PE-RT tubing to brass or poly crimp fittings. One tool works with all size clamps from 3/8 in. to 1 in. When properly calibrated, this tool eliminates the need to check each fitting ring with a Go / No-Go gauge.