Material:High speed steel
Hole shape: square Package Includes:1*Square Hole Drill
Note: Please allow 0.5-1 inch difference due to manual measurement.
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It is made of high speed steel. Heat treatment, HRC48~50, high hardness, long hardness, high concentration
It is very suitable for drilling on wood, with a washing machine or morning dressing. Suitable for all motor and press accessories. Square hole drill is mainly used for carpentry
The combination of tenon and tenon machine will produce a double effect. Square hole drilling requires electric drill, hammer and other tools.
Reduce manpower intensity of construction workers, speed up construction and reduce construction cost of building, installation, renovation and decoration industry.
It is suitable for building, installation, renovation and decoration industries， Grounding and hardening high speed steel, high efficiency and long life.