Press Jaw, Product Type Jaws, Compatible Fitting System Viega MegaPress, Compatible Material Type Stainless Steel, Compatible Pipe Size 1/2 in, Kit Pipe or Tubing Sizes Included Not Applicable, Material Steel, Compatible Press Tool Type Compact, Compatible Tool Grainger Part Number 426J87, 426J88, 426J89, 426J90, Compatible Tool Manufacturer Part Number RP 100-B, RP 200-B, RP 210-B, RP 240, RP 241, Manufacturer Warranty Length Full Lifetime, Overall Length 1.1 in