Stabilizer with Rollers (Rotary Reamer)/ Tricorn Reamer
Rotary Reamer is designed for various reams in drilling operation. Especially it can perform the double functions of centralization and reaming when drilling in very abrasive formations. This is a versatile tool which can be used for different hole sizes ranging from 4-5/8竊�/span>to 26竊�/span>by selecting proper rollers and simply adjust the blocks. In addition, its service life can be extended by replacing new rollers when the old rollers are worn and become smaller.
The body is made of modified alloy steel, fully heat treated to 285節�/span>341 Brinell hardness and 54J minimum impact strength. Connections are phosphated, coated with thread dope and equipped with thread protectors, and are accord with API standard.
Three different types (T, F and B) of rollers are offered:
Type T: Milled, machined with sharp hard faced teeth, for soft formations.
Type F: Milled, machined with flat hard faced teeth, for medium hard formations.
Type B: Equipped with pressed-in tungsten carbide buttons, for hard formations.
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