description 6 cu. ft. steel mortar box steel mortar box made of heavy-duty 16 gauge steel. smooth interior makes mixing easier. the 50-1/2 in. x 29 in. x 12-1/2 in. box creates 6 cubic feet of space for mixing and holding mortar for your bricklaying project. the box tapers 12-1/2 in. down from an inside measurement of 50 in. x 29 in. at the the top to 23 in. x 19 in. at the bottom for easy reaching and less waste. leakproof construction minimizes messes on a jobsite. must ship via truck. proudly made in the usa. kraft tool co.® has been an american manufacturer of quality hand tools for the concrete, masonry, asphalt, plaster, drywall, tile, floor covering, and leveling trades for over 35 years. california proposition 65 warning. features heavy-duty 16 gauge steel box 6 cubic feet capacity holds lots of mortar smooth interior for easy mixing tapered design for easier mixing and accessing material heavy-duty steel construction leakproof construction must ship via truck made in the usa specifications acme tools brand name kraft tool co acme tools part number bc206 assembled weight (lbs) 50 bucket / tub capacity (gal) 44.8831 bucket / tub material metal california proposition 65 warning required yes capacity 45 gal color / finish black / painted country of origin united states globaltradeitemnumber (gtin) 00765139112061 height (in) 12.5 internal supplier part # bc206 internet product code (ipc) bfdb9928d60 length (in) 29 manufacturer warranty 1 year, limited package weight 50 package weight (lbs) 50 upc 765139112061 width (in) 50.5