These high speed individual ground drill bits are manufactured from ground solid bars and are intended for general workshop and production use. With a good chip clearance and producing a high quality clean cut, especially in the more difficult materials.
These drill bits are also ideal for drilling the pen blanks, including wooden and the acrylic pen turning blanks to take the required size brass tubing
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Hi David, Pen kit ordered on Monday arrived today (thursday) grerat service. Many Thanks
Julian - Julian