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Ulgurji trikonli bitlar IADC117 6 1/4 dyuym (159 mm)
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Trikone bitlari ishlab chiqaruvchilari IADC117 6 3/4 dyuym (171 mm)
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Qattiq tosh qudug'i uchun IADC117 7,5 dyuymli (190 mm) trikonli burg'ulash uchlari
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Trikonli tosh uchlari IADC117 7 7/8 dyuym (200 mm)
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API trikonli tosh burg'ulash uchlari zavodi IADC117 8 1/2 dyuym (216 mm)
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API burg'ulash uchlari yetkazib beruvchisi IADC117 quduq burg'ulash uchun 8 3/4 dyuym (222 mm)
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API aylanma rolikli uchlari IADC117 9.5 dyuym (241 mm) zaxirada mavjud
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Trikone bitlarining narxi IADC117 9 7/8 dyuym (250 mm)
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IADC117 13 5/8 dyuymli (346 mm) maxsus trikonli bitlar
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Xitoy quduq burg'ulash uchlari IADC117 17,5 dyuym (444,5 mm)
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API triokne burg'ulash IADC125 17 1/2 dyuym (444.5 mm)
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Frezalangan tishli uchlar yetkazib beruvchisi IADC126 4.5 dyuym (114 mm)