Drester Tools Pvt. Ltd. Supplies Electroplated Diamond & Cubic Boron Nitride Mounted Points. Drester Tools Pvt. Ltd. Manufactures Electroplated Diamond & Cubic Baron Nitride [CBN] Tools. The Electroplated Diamond & Cubic Boron Nitride Mounted Points are specially selected grades of blocky natural or synthetic diamond & CBN are used for the pins. This ensures smooth free-cutting action with minimal heat buildup & long service life. The unique plating process provides exceptionally high bond strength, reducing the risk of premature pull-out of diamond/CBN abrasive grains. The blanks are made of medium carbon steel, which is tougher than ordinary mild steel, in order to minimize bending of the shank during use. The Electroplated Diamond & Cubic Boron Nitride Mounted Points can be used for external & internal grinding of a wide variety of materials. Diamond pins are used for fiber-glass, bakelite [printed circuit boards], carbides, ferrites, graphite, ceramics, glass, etc. CBN pins are used for high speed steels, tool & die steels, cast irons, hardened steels [45 Rc & up], etc. The Electroplated Diamond & Cubic Boron Nitride Mounted Points are available in a range of 1mm to 30mm diameter.