Description Jaw Depth in. (mm) Jaw Width in. ( mm) Variable Leverage Ratio (High / Low) throughout stroke Jaws Length in. (mm) Net Wt. oz. (g) 1-1/4 (31.8)3-1/4 (83)4.7 to 1.0 - 7.1 to 1.0High Carbon Steel Forgings8 (203)24 (680) Aluminum in. (mm) Copper in. (mm) Stainless Steel 20 Gauge in. (mm) Galvanized Steel 18 Gauge in. (mm) Mild Steel 18 Gauge in. (mm) Part Number 0.035 (0.89)0.023 (0.58)0.018 (0.46)0.028 (0.71)0.024 (0.61)SR2 REDLINE HAND SEAMERS The jaws feature depth graduations in 1/4 inch (6.35 mm) increments to a maximum 2 inch (50.8 mm) bending depth. The jaws of these large die cast seamers are bowed so that they will hold firmly and evenly across the entire jaw width even when engaged on very light material. These Seamers are not warranted for use as a striking tool or for prying or bending heavy ferrous sheet metal. Durable construction offers long, dependable service life under normal use. These tools also feature rust resistant nickel plating. Malco Work. Perform. Outlast. Customer brand loyalty, carefully cultivated over the past 70 years, reflects Malco’s commitment to innovative, dependable, high-performance hand tools and accessories for specialized markets in the heating, ventilation, air-conditioning, and refrigeration (HVACR) industry; exterior remodeling field, including roofing, siding, and gutter installation; fence, deck, and rail installation; and auto body repair. We manufacture work saving products that make the tough jobs easier. See Malco Tools in Action!