Especially suitable for stopping materials and edges that are prone to break.
By using a tapered cone, the holding power of wood screws and nails is stronger.
Since it is made of high speed steel (HSS), it has less wear and can be used for a longer time.
The hexagonal shaft and drill are fully glued, but the pins are included to prevent it from rolling and falling out, so you can use it with confidence.
●木ネジ·釘の下穴用ドリル