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Chuqur yivli koptok
Tavsif Chuqur yivli rulmanli materialdan yasalgan po'latdan yasalgan po'latdan yasalgan 6000 seriyali 604.605.606.607.608.609.6000.6001.6002.6003.6004.6005.6006.6007.6008.6009.6010.6011.6012 6200 seriyali 624.625.626.627.628.629.6200.6201.620620.620.620.620.620 .6212 6300 seriyali 634.635.636.637.638.639.6300.6301.6302.6303.6304.6305.6306.6307.6308.6309.6310.6311.6312 6400 seriyali 6403.6404.6405.6406.6407.6408.6409.6410.6411.44.44.46.46.46.44.46.46.46.46.6136.46.46.6136.46.66.66.66.66.66.66
