Good effect: the handle of the hex shank drill bit kit is smooth and easy to install on the electric drill The drill bit adopts a sharpened shape, which is relatively sharp, allowing you to cut wood quickly while keeping it on a smooth surface, making woodworking spoon easy 5pcs: 5 pieces of wood working tools, 6.8cm or 2.68in in length, suitable for most electric drills and a musthave tool kit for professionals and DIY engravers How to use: When using rotary electric grinding drills, the handle of the rotary file must be tightened before use, and it is strictly prohibited to shake during operation. Move smoothly from right to left with even force to avoid jumping and impact Wide applications: Countersink drill bit sets are suitable for fine detail work and are widely used in metal products, tool making, model engineering, welding, casting, deburring, grinding, etc. Material: The wood chamfering drilling tool is made of high speed steel, and the total surface is plated with titanium. It is manufactured by bending process, which can effectively improve wear resistance and increase product life. Description: The countersink drill bit is made by a complete grinding process, which is more durable than traditional grinding products. It can be used for sculpture resin, plastic, soft metal, polished wood, etc. Drill bits have different shapes and can process various complex surfaces of objects to meet different working and drilling needs. Features: Countermill drill bit Color: Golden. Material: high speed steel. Size: rod diameter: 0.635 cm or 0.25 inch, 6.8 cm or 2.68 inch in length. Notice: 1. The size size of 1-2cm is normal difference due to manual measurement. (1 inch = 2.54 cm) 2. Color may have a little difference due to lights, screens, etc. Package including 5 x Countersink Drill Bits Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.