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API ɗin mai ba da kayan hakowa mai zurfi na dutsen rijiyar IDC537 9 5/8 ″(244.5mm)
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API TCI button bit IAC537 9 7/8"(250mm) don hako rijiyar dutse
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Maɓallin Rotary Bit IDC537 3 7/8 ″ (98mm)
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Tricone Bits IDC537 4 5/8 ″ (118mm)
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Tricone drills IDC537 4 3/4 ″ (120.6mm)
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API tricone rock bit IDC537 5 1/4 ″ (133mm)
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API rock drill bit IDC537 5 1/2 "(139.7 mm) don rijiyar mai wuya
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API ɗin rawar soja IDC537 5 5/8 ″ (142.9mm)
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Babban gudun tungsten carbide drills IDC537 5 7/8 ″ (149mm)
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Tricone rock bits IDC537 6 inci (152.4 mm)
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Rotary tricone bit IDC537 6 1/4 inci (159 mm)
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TCI tricone rock bits IDC537 6 3/4" (171mm)