Diamond drill bits are high quality and good performance that excellent for making clean and accurate hole.Diamond coating maximizes performance and retains a sharper cutting edge than traditional carbide or bimetal hole saws.Nickel-plated with a diamond dust coating offers superior performance and cutting strength.Extended service life.
The round design of the drill bit makes the hole punching more perfect, which makes the product more effective to punch holes. Make the hole smoother and more efficient to complete the hole opening task.
Perfect set for cutting accurate holes in a wide variety of materials drill bit removes a complete circle from glass, marble, tiles,granite, ceramic or other such as glass and ceramics.Please pay attention to the drilling speed when drilling, please use water to lubricate. It can make the drill bit greatly extend the service life of the drill.
Diamond Drill Bit Set Size: Total 5 different sizes (23/50" 12 mm).Different sizes meet your different needs,help you in different places.A perfect combination of product sizes!
Suitable for drill bit: suitable for manual electric drill, bench drill, and base rig. (Please note: the drill end needs to clamp the drill tail)