- Drill, countersink, and counterbore holes in one step. - The wrench can adjustable counter sleeve depth, drill any hole that you want. - Perfect for Granite, tile, glass, quartize, ceramic, vitrified brick etc. Suitable for bench drill, hand drill and conventional electric drill. How to Use Countersink Drill Bit? Step 1. Attach a countersink drill bit to your power bench or hand drill. Step 2. Keep drill vertical 90°, get a smooth surface hole. Step 3. Screw cap perfect embedded in the surface of workpiece. Warm Tips: 1. Must keep the drill vertical completely while drilling ! Otherwise, it will be easy to break the bit. 2. When a drill bit is damaged, just need to replace the counterbore device that can continue to use. 3. Suggest to use a bench drill, the effect will be better than a hand electric drill that is not fixed in the operation process, the drill bit is prone to bend and break! Package Included: 1*Werkzeug L- Wrench 7*Werkzeug Countersink Drill Bit (3mm,4mm,5mm,6mm,7mm,8mm, 10mm) Werkzeug - Your Professional Tool House We are committed to providing the best quality products, and largely dependent on product feedback from wonderful customers such as yourself ???If you have any questions or concerns about our product, please do not hesitate to contact us, we always here to service you.
?High Quality Material?The countersink drill bit is made of high carbon steel material with titanium nitrate coating. High hardness, durable and offer superior cutting power.
?Unique Design?Three-Pointed design can quickly and accurately drill a smooth hole. Five-edged chamfer design will fast discharge chips from the hole on both sides automatically.
?User-friendly Design?Use the hex key to remove five-bevel chamfer or adjust counter sleeve depth and drilling depth for screws of various lengths.
?Extremely Versatile?- The Countersink Drill Bit Set is includes 1 piece of hex key and 7 pieces of countersink drill bit in 7 different sizes to satisfy all you demand.
?Multipurpose?Perfect for Granite, tile, glass, quartize, ceramic, vitrified brick etc. Suitable for bench drill, hand drill and conventional electric drill.