- Use: Metal Drilling
- Material: High Speed Steel
- Model Number: ZZ
- DIY Supplies: Metalworking
- Type: Core Drill Bit
- Brand Name: BIAONU
- Origin: Mainland China
Type: Hole Saw Drill Bit
Material: High Speed Steel
Suitable for equipment such as electric hand drills, bench drills, magnetic drills, etc
1、100% brand new and high quality and professional.
2、They are good tools for you to make fantastic works.
3、Specially used on metal and steel plate, give fast and easy cutting.
4、Perfect for Installing Locks, Knobs in Doors and Cabinets or Drilling Larger Diameter Holes Through Desks Etc.
1pc Hole Saw Drill Bit
1、This type of hole opener comes with a positioning center drill and requires manual installation and tightening.
2、During the drilling operation, the center positioning drill first cuts, and only after it is in place does the cutting head begin to operate. The center 2 drill plays a positioning role.
3、When cutting continuously, please select a lower speed.
4、To prevent blade breakage, please do not allow the cutting edge of the hole opener to collide violently with the cutting material in an instant.
5、Need to add water or coolant to cool down, otherwise there is a risk of burning the drill bit.
6、Operators should wear protective glasses to protect their eyes. When working face up, it is necessary to wear a protective mask