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Information
Diamond types include sintering, electric plating or brazing. Electric plated and brazed diamond is surface coated, attached to the surface of the cutting edge. The cutting edge is instantly aging when the diamond breaks off.
Sintered diamond cutting edge contains diamond particles from inside to outside, to ensure that the edge is always sharp. Sintered diamond has the sharpening property but electroplated or brazed diamond can not be sharpened.
Diamond Drill Bits
Sintered Diamond
Diamond grains are permanently sintered to the cutting edge from inside to outside. Sintered diamond can be sharpened. Provide high fast and smooth drilling.
Large Clearance Hole
Large clearance hole facilitates entrance of cooling water and escape of chips and other particles from drilling.
Easy to Use
Used on M10 angle grinders, easy to operate. Creates a precision and smooth cut, less chipping and minimizing breakage. Ensure longer working life.
Arbor Adapter
Arbor adapter converts M10 thread to 3/8-inch (9.5mm) triangle shank. Fits most bench drills, hand electric drills.
When using a hand electric drill, make a mark on the cutting material in 45 degree angle. Then you can drill holes in vertical.
Wide Applications
Suitable for drilling accurate holes on porcelain, tile, marble, stone, masonry, brick, glass, etc.. Can be dry or wet use.
It is recommended to be used with water for cooling and lubrication to prolong the using life and increase the performance.
Paul Sanchez
Reviewed in the United States on May 1, 2024
Had to grind burr off inside
Tim Clayton
Reviewed in the United States on November 9, 2024
Was able to drill out 15 concrete anchors with the two bits received. Great value for the money.
larry nelson
Reviewed in the United States on August 22, 2023
Looks good
Ray G.
Reviewed in the United States on October 13, 2022
I used this to drill holes in granite. Cuts well and lasted a long time. Drilled an accumulated total of 60”
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