Great Articles. on Electric Drill Parts & Accessories
tools are exactly what they say they are. All parts I have used so far have had no problems and not a single part has broken. Cuts are clean and precise. Good product.
Pros
{12 5 Flute Countersink Bits} Manufactured from high speed steel, for drilling 6 different size 90 degree holes in countersunk screws and wood and PVC fasteners. Countersink bit sizes are 2 x 6mm (1/4"), 2 x 8mm (5/16"), 2 x 9mm (3/8"), 2 x 12mm (1/2"), respectively . ), 2 x 16mm (5/8"), 2 x 19mm (3/4").