Yescom PEX Cinch Ratcheting Clamp Fastening Hand Tool for SS Clamp Size 3/8" 1/2" 5/8" 3/4" 1" Comfort handle and easy to makes PEX installation Used with stainless steel clamps to make PEX connections With labor-saving design, easy to reaching into tight connections General in work with Stainless Steel Clamps of 5 size: 3/8", 1/2", 5/8", 3/4", 1" Ideals for Making SS Clamps and Supplies