Commodity2005200620072008200920102011
Coach screws of iron/steel  $30    
Wood screws other than coach screws, of iron/steel   $23,064 $16,930 
Screw hooks & screw rings, of iron/steel      $158
Self-tapping screws of iron/steel $208   $9,280$3,936
Screws & bolts (excl. of 7318.11-7318.14), whether or not with their nuts/w ...$4,862$251,834$82,969 $52,841$5,551$49,454
Nuts of iron/steel  $139 $942$1,741$10,919
Threaded arts. of iron/steel (excl. of 73.07, 7318.11-7318.16)$217 $43,298 $1,791$256$651
Spring washers & oth. lock washers, of iron/steel$48     $4,345
Washers (excl. of 7318.21) of iron/steel$2,825    $1,015$520
Rivets of iron/steel$40   $1,686$7,197 
Cotters & cotter-pins, of iron/steel    $530$792$487
Non-threaded arts. sim. to rivets, cotters and the like, of iron/steel (exc ...$12,799$20,998 $7,494 $6,671$754
Total$20,791$273,040$126,436$30,558$57,790$49,433$71,224