Woodworking drills, classification, woodworking drills are those categories, the more specific the better
At present, the international woodworking drill popular three awl auger drill bit, drilling ladder.Three sharp woodworking drill easy to locate, high-speed cutting, the wood powder, usually used to process small holes.
Because the wood is soft, so in the material above, generally choose easy processing brand S45C.However, some foreign countries use high-speed steel to manufacture woodworking drills in order to improve the tool efficiency.
They are used to process large work holes, wooden structures, housing, furniture, and large holes in furniture.Ladder drill, usually in order to save time, with ladder drilling (non pagoda drill) drilled out, you can directly use countersunk head screw, to ensure that the center of the 2 round hole in a straight line.
