| 
               THREE
                MONTHS ENDED 
             | 
            
               YEAR
                ENDED 
             | 
            |||||||||||||||
| 
               Dec
                29, 2007 
             | 
            
               Dec
                30, 2006 
             | 
            
               Dec
                29, 2007 
             | 
            
               Dec
                30, 2006 
             | 
            |||||||||||||
| 
               Net
                sales 
             | 
            ||||||||||||||||
| 
               Specialty
                Chemicals Segment 
             | 
            $ | 
               13,021,000 
             | 
            $ | 
               11,068,000 
             | 
            $ | 
               52,066,000 
             | 
            $ | 
               49,225,000 
             | 
            ||||||||
| 
               Metals
                Segment 
             | 
            
               25,410,000 
             | 
            
               28,991,000 
             | 
            
               126,219,000 
             | 
            
               102,822,000 
             | 
            ||||||||||||
| $ | 
               38,431,000 
             | 
            $ | 
               40,059,000 
             | 
            $ | 
               178,285,000 
             | 
            $ | 
               152,047,000 
             | 
            |||||||||
| 
               Operating
                income 
             | 
            ||||||||||||||||
| 
               Specialty
                Chemicals Segment 
             | 
            
               538,000 
             | 
            
               622,000 
             | 
            
               2,777,000 
             | 
            
               2,644,000 
             | 
            ||||||||||||
| 
               Metals
                Segment 
             | 
            
               1,937,000 
             | 
            
               4,892,000 
             | 
            
               16,388,000 
             | 
            
               11,612,000 
             | 
            ||||||||||||
| 
               2,475,000 
             | 
            
               5,514,000 
             | 
            
               19,165,000 
             | 
            
               14,256,000 
             | 
            |||||||||||||
| 
               Unallocated
                expenses 
             | 
            ||||||||||||||||
| 
               Corporate 
             | 
            
               599,000 
             | 
            
               550,000 
             | 
            
               2,708,000 
             | 
            
               2,095,000 
             | 
            ||||||||||||
| 
               Gain
                from sale of plant & property 
             | 
            
               - 
             | 
            
               - 
             | 
            
               - 
             | 
            (596,000 | ) | |||||||||||
| 
               Interest
                and debt expense 
             | 
            
               319,000 
             | 
            
               264,000 
             | 
            
               1,153,000 
             | 
            
               794,000 
             | 
            ||||||||||||
| 
               Other
                income 
             | 
            (18,000 | ) | 
               - 
             | 
            (20,000 | ) | (1,000 | ) | |||||||||
| 
               Income
                before income taxes 
             | 
            
               1,575,000 
             | 
            
               4,700,000 
             | 
            
               15,324,000 
             | 
            
               11,964,000 
             | 
            ||||||||||||
| 
               Provision
                for income taxes 
             | 
            
               431,000 
             | 
            
               1,697,000 
             | 
            
               5,199,000 
             | 
            
               4,356,000 
             | 
            ||||||||||||
| 
               Net
                income 
             | 
            $ | 
               1,144,000 
             | 
            $ | 
               3,003,000 
             | 
            $ | 
               10,125,000 
             | 
            $ | 
               7,608,000 
             | 
            ||||||||
| 
               Net
                income 
             | 
            ||||||||||||||||
| 
               Per
                basic common share 
             | 
            $ | 
               .18 
             | 
            $ | 
               .49 
             | 
            $ | 
               1.63 
             | 
            $ | 
               1.24 
             | 
            ||||||||
| 
               Per
                diluted common share 
             | 
            $ | 
               .18 
             | 
            $ | 
               .48 
             | 
            $ | 
               1.60 
             | 
            $ | 
               1.22 
             | 
            ||||||||
| 
               Average
                shares outstanding 
             | 
            ||||||||||||||||
| 
               Basic 
             | 
            
               6,237,305 
             | 
            
               6,127,077 
             | 
            
               6,211,639 
             | 
            
               6,122,195 
             | 
            ||||||||||||
| 
               Diluted 
             | 
            
               6,296,602 
             | 
            
               6,268,495 
             | 
            
               6,295,911 
             | 
            
               6,234,287 
             | 
            ||||||||||||
| 
               Backlog-Piping
                Systems & Process Equipment 
             | 
            $ | 
               57,000,000 
             | 
            $ | 
               54,900,000 
             | 
            ||||||||||||
| 
               Balance
                Sheet 
             | 
            
               Dec
                29, 2007 
             | 
            
               Dec
                30, 2006 
             | 
            ||||||||||||||
| 
               Assets 
             | 
            ||||||||||||||||
| 
               Cash
                and sundry current assets 
             | 
            $ | 
               2,745,000 
             | 
            $ | 
               2,122,000 
             | 
            ||||||||||||
| 
               Accounts
                receivable, net 
             | 
            
               19,888,000 
             | 
            
               22,429,000 
             | 
            ||||||||||||||
| 
               Inventories 
             | 
            
               48,801,000 
             | 
            
               41,545,000 
             | 
            ||||||||||||||
| 
                 Total
                current assets 
             | 
            
               71,434,000 
             | 
            
               66,096,000 
             | 
            ||||||||||||||
| 
               Property,
                plant and equipment, net 
             | 
            
               20,859,000 
             | 
            
               18,952,000 
             | 
            ||||||||||||||
| 
               Other
                assets 
             | 
            
               4,328,000 
             | 
            
               4,309,000 
             | 
            ||||||||||||||
| 
               Total
                assets 
             | 
            $ | 
               96,621,000 
             | 
            $ | 
               89,357,000 
             | 
            ||||||||||||
| 
               Liabilities
                and shareholders' equity 
             | 
            ||||||||||||||||
| 
               Current
                portion of long-term debt 
             | 
            $ | 
               467,000 
             | 
            $ | 
               467,000 
             | 
            ||||||||||||
| 
               Accounts
                payable 
             | 
            
               13,029,000 
             | 
            
               11,776,000 
             | 
            ||||||||||||||
| 
               Accrued
                expenses 
             | 
            
               11,240,000 
             | 
            
               7,469,000 
             | 
            ||||||||||||||
| 
                 Total
                current liabilities 
             | 
            
               24,736,000 
             | 
            
               19,712,000 
             | 
            ||||||||||||||
| 
               Long-term
                debt 
             | 
            
               10,246,000 
             | 
            
               17,731,000 
             | 
            ||||||||||||||
| 
               Other
                long-term liabilities 
             | 
            
               3,499,000 
             | 
            
               4,787,000 
             | 
            ||||||||||||||
| 
               Shareholders'
                equity 
             | 
            
               58,140,000 
             | 
            
               47,127,000 
             | 
            ||||||||||||||
| 
               Total
                liabilities & shareholders' equity 
             | 
            $ | 
               96,621,000 
             | 
            $ | 
               89,357,000 
             | 
            ||||||||||||