Masonry Diamond core drill bit with extension rod

This product was first developed by a local brand in Brazil market. It is mainly used to meet the professional drilling of brick walls, concrete blocks, marble, granite, ceramic tiles and other stone materials.

GUSHI Tools has successfully developed this kind of diamond core drill bit since 2017 and introduced into the Brazilian market. With high cost performance and stable quality, we helped VIP customer to increase the market share from 5% to 20% within 2 years.
As we always pay much attention to the quality control, GUSHI offer one year warranty for this product. How can we did this ?
1)Raw material quality check;
2)Inspection during the production, each batch has tracking code;
3)Inspection before shipment;
These explain why there’s zero quality complaints for this diamond core drill bit since from 2017.

From the appearance, this diamond core drill bit is mainly include three parts:
1)The diamond drilling bit is mainly composed of a diamond cutting edge and a metal barrel. In my hand, this is continuous rim style which has low risk of segment loss, better than segmented rim style. GUSHI can offer available diameters range from 19mm to 220mm.
2) The center pin is mainly used to help positioning in the early stage of drilling and prevent slippage.
3) The extension rod is the main difference between this diamond core bits with normal core bits. Because of the extension rod, it can achieve the drilling depth exceed than barrel length, and It is convenient to disassemble and replace the extension rod, which can meets different work requirements and save the use cost.

Usually this diamond core drill bit is mostly used for electric drills, and it must be used in non-impact mode; of course, in order to adapt to different machines, we can also provide SDS PLUS extension rod, which can be used in electric hammer drill in non-impact mode; in addition to adapt to different drilling depth requirements, we can also provide different length of barrels and extended rods.
Now, the market sales of this diamond core drill in Brazil have been steadily increasing. If you are interested in introducing this highly cost-effective diamond core drill bit into your market, GUSHI tools can help you doing the marketing, we can offer you all sales documents, including: Leaflet, FAQ, Test video, Test report, Test standard and so on, and we even can make product training for your sales team.