Результаты (
английский) 1:
[копия]Скопировано!
Because section 12 ¼ "consists of alternating rocks of varying strength, triasovyh and kungurskih Jurassic deposits with a total length of order 3000 m which pass one wide, we suggest you use a matrix case with 16 mm cutters with 6 blades. This response to provide the necessary aggressiveness and the density of overlapping slaughter, and matrix chassis will enhance the durability of the bit.
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