Bettomshin Bimetal Hole Saw 55mm

Technical Parameters:
Cutting Depth:25mm /0.98"
Cutting Diameter:55mm/2.1"
Shank Diameter:10mm/0.39"
Material:HSS (M42&High Speed Steel)
Color:Red

Package included
1 * 2.1" hole saw
1 * mandrel and drill bit

Description:
1.Hole saw is made of HSS high speed steel,with extremely sharp cutter,low consumption and durable with impact resistance,wear resistance.
2.High precision,smooth cutting and high hardness.Openings for iron,aluminum,and various types of pipes.Hardened,heat resistant,positive rake HSS teeth with alloy backing.Worked great for kitchen range hood vent.
3.Hole saw is perfect for Installing Locks,Knobs in Doors and Cabinets in Seconds,Easy drilling on glass and all types of metals
4.Hole saw works with the ordinary electric drill and is ideal for drilling large diameter holes through Wood,Aluminum Plate,Alloy Plate,Plastic Sheet etc.

Instructions for use of metal hole opener:
1.Put the hole opener into the electric drill before use and confirm that it is firmly clamped before it can work.
2.Maintain a vertical angle to the workpiece during operation.After the hole opener drills through the workpiece,exit the workpiece while keeping the hole opener rotating.When working continuously,use coolant or water to cool the cutting edge.
3.Workers should wear corresponding protective equipment when working to protect them from working safely,and apply rust oil after use to extend the service life.

Warm Reminder
This product has some paint peeling phenomenon. This is a normal phenomenon and does not affect the normal use of the product. If there are any problems with the product, please contact us as soon as possible.