滚轮稳定器用于各种铰孔作业中，特别在钻研磨地层作稳定器用。其规格从6''到28''。此外，同是一个主体，适当配置滚轮组就可用于不同大小的井眼。可提供三种不同类型的滚轮:T型: 表面硬化的尖齿，对井壁铣削，用于软地层。F型:表面硬化的宽平齿，对井壁起压碎作用，用于中硬地层。B型:滚轮上镶硬质合金柱，适用于硬地层。msn:xiaoyouloveyou@hotmail.comthe roller reamer si designed for various reaming operation but particularly for stabilization purposes when drilling in very abrasive formations. it will fit hole sizes ranging from 6'' to 28''. in addition, each body by simple adjustment of blocks and proper selection of cutters, will suit a wide range of hole sizes.three different types (T,F and B) of cutters are offered:type T: milled, machined with hardfaced sharp teeth for soft formations.type F: milled ,machined with hardfaced flat teeth, for medium hard formations.type B: equipped with pressed-in tungsten carbide, buttons, for hard formations.