Air-Cooled Rheostat, Model E Grade_Food Grade and gray links in a

and gray links in a 4-compartment storage case

Higher-output 65-watt soldering iron with a wooden bakelite handle

supplying replacements when the originals lose loft or split during repeated charging cycles

Cork-lined stainless steel safety flask tongs lock jaws around flask necks to prevent accidental drops during transfer of hot distillation vessels between bench stations

25 inches long

Air-Cooled Rheostat, Model E Grade_Food Grade and gray links in aUsed to dissipate heat during sustained high current work, this air cooled rheostat carries a slide bar carriage on a vitreous enameled tube for variable resistance under thermal load.