Split Head Hammer, 2.75 lb Head, 1 3 4 in dia Face, 14 in Handle, Green Natural, Rawhide ORS NASCO Grinding Arbor Thread TPI Grinding Arbor Thread TPI or Pitch 5 8 in 11 UNC Nut Big Catalog YES Body Material Phenolic Backing Brand Weiler Catalog Welding Catalog Color Blue Construction Catalog NO Country of Origin MX Dia leakproof assemblies The split head hammer does the work of six different hammers because the face can be easily changed The BASA hammer has been the leading refractory hammer for decades Used for installation and demolition of coke ovens and other applications where refractory brick (firebrick) is being installed or removed