LOZLIN 10PCS Diamond Core Drill Bit Set 6-50mm Vacuum Brazed Hole Saw Kit for Porcelain Tile Ceramic Tile Granite Marble Stone Dry Drilling Cutter Tool Diamond Hole Cutter Drill Bits for Angle Grinder Hand Drill

Model:Serrated hand drill bit

Material:diamond

Production process:brazing process

Product specification:

(1)Total length 60MM

(2)Triangle handle

(3)Model 6-10-12-20-25-30-35-40-45-50MM

(4) Quantity 10 pieces

Use of equipment:hand drillImpact drills, bench drills

Scope of application:for granite and marble, wall tiles, concrete, ceramic tiles, ceramics, glass and other stone openings

Features:

1.Using high quality diamond raw materials, full of particles, set firmly, sharp and durable

2.Triangular handle, no slip in punching holes

3.Highly violent steel substrate, brazing process, dry playing without adding water, cutting without deformation, long drilling life

Attention:

1.first 45 ° oblique angle light leaning, the smaller the force is not easy to slip, the whole process to maintain high speed to open the crescent-shaped positioning slot

2.Slowly straighten the hole opener, uniform downward pressure to drill holes quickly.

3.Hole opener can be dry playing, it is still recommended that the drilling process requires water to cool the drill bit, which can significantly extend the service life of the hole opener.

4.When drilling, the operation should be smooth, do not bend and shake to advance.

5.The size of the manual measurement, there is inevitably an error, please prevail in kind