Commodity20052009
Drafting tables & machines, whether or not auto.$40 
Drawing/marking-out/mathematical calculating instr. other than drafting tab ...$4,582$1,671
Micrometers, callipers & gauges$543$223
Instruments for meas. length, for use in the hand (e.g., meas. rods & tapes ...$8,375$6,219
Parts & accessories of the instr. of 90.17$3,978$1,414
Total$17,518$9,527