Product Description
- 产品描述
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- 商品名称: Roller Cone Bit-8 1/2'' IADC617
- 商品编号: .6
Product serial number
Product Specification Cone Size 8 1/2" Bearing Type Sealed Bearing Inserts/Teeth 49*14mm Cone Materia 15MnNi4Mo Thread Connection 4 1/2 Reg Pin Operating Parameters RPM (r/min) 90-50 WOB(KN/mm) 0.45-1.1 Application Medium hard formations with high compressive strength such as hadr shale,limestone,sandstone,dolomite,etc. 
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