4" Rockmore Hammer, ROK 400 - 005 Call For Price Quantity discounts available QuantityPrice SKU: 3750255 Item IncomeAccount TaxCode Mapping UPC Code Pick Up Item Id UDF1 UDF2 Tax Amount Ship From VAT BIN Ship To VAT BIN Call for Price Select Your Local OfficeArizona / 844.836.6225California / 844.573.0854Florida / 877.544.4211Georgia / 844.448.4430Missouri / 877.699.2159New Jersey / 888.379.0371Wisconsin / 888.379.0371New Jersey / 888.465.3704Canada / 877.377.8257 Description 3.90" Outsiide Diameter 4.30" - 4.90" Minimum Bit Size Info & Guides Hammer Weight: 70.80 lbs. Legal 2 3/8" API REG BOX Thread Type / 340A Bit Shank Type DescriptionInfo & GuidesLegalBack3.90" Outsiide Diameter 4.30" - 4.90" Minimum Bit SizeBackHammer Weight: 70.80 lbs.Back2 3/8" API REG BOX Thread Type / 340A Bit Shank TypeSee MoreSee Less