LOKMAN PEX Clamp Tool Clamp Cinch Crimp Tool for Stainless Steel Clamps from 3/8"to 1", with 20 PCS 1/2" Pex Crimp Rings and 10PCS 3/4" PEX Clamps (PEX Clamp Tool) UNIVERSAL - Meets ASTM 2098 standard. Compatible to work with all brand stainless steel clamps with sizes 3/8", 1/2", 5/8", 3/4" and 1". FACTORY ADJUSTED - LOKMAN ratcheting PEX crimp tool is factory-adjusted. No need for calibration tool. Ratchet and self-releasing mechanism design ensure an easier and faster crimp. Precision and efficient. DURABLE - The PEX clamp tool is constructed of durable high-quality steel with forging process to ensure integrated mechanical property and long service life. The jaw inside is processed with Wire EDM cutting to ensure the precision. UPGRATED - New design makes it a multi-function crimp tool to switch cinch and remove clamp function, Cost-effective and convenient. COMPACT PEX TOOL KIT - All-in-one kit for PEX pipe connection. Includes 1pc of cinch crimper & remove tool, 20pcs of 1/2'' pex clamps and 10pcs 3/4'' PEX clamps. Widely used in plumbing systems.