【SIZE】3/8"(9.5m) square chisel width, 55mm cutting depth, 205mm total length.
【TIP AND EDGE】The best designed Drilling Point tip and 4 Cutting Corner to enable the fast drilling and penetrating into working pieces of wood very smooth and fast.
【MATERIAL】Made of High-carbon steel, through heat processing, with high hardness (48-50 HRC) drill bits, and sharp-edged square chisel, long service time.
【ADVANTAGE】With long drill core and square chisel, easy to lock the hole on the wood, can reduce labor intensity of construction workers, speed up the construction speed, reduce construction costs.
【WIDE APPLICATIONS】It can be used together with a tenon and tenon machine to achieve dual effects, and cannot be used with a manual electric drill and a common drill stand (non-square tenon machine). Suitable for construction, installation, decoration, decoration industry, etc.

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