Ordering Description Product number Description: ARCALOY Coated Electrode 310CB-16 1/8X14X10#HS Product number: 251121802 Description: AC310NB-163.2X35.5X4.54KGHS Product number: 521121806 Description: ARCALOY Coated Electrode 310CB-16 3/32X12X10#HS Product number: 251123311