М14 5/8 11 сверло для Сухого использования гранита алмазные сверла каменных отверстий инструменты сверления 10 100 мм

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Product Overview


M14 5/8-11 Dry Drilling Bit for Granite Diamond Core Drill Bits Stone Hole Saw Dril Corring Tools 10-100mm Diamond Drills
The diamond core drill bits have M14 thread and 5/8-11 thread,please inform us before or after orders.




FEATURES AT A GLANCE


Suitable for angle grinder equipment, used for opening holes in granite stone, no need for water, good sharpness, neat opening, smooth and burr free, one-time molding of the substrate, good concentricity, and no shaking during use. The lifespan can be drilled with 200 holes, the maxium deepth of the hole is 40mm,and the quality is guaranteed.



















Please start drilling in an angle about 15-30 degrees to the surface at high speed. Slowly move the drill bit into a more up-right position and wobble the drill bit in the circular motion, so the debris can move out faster and drill more efficiently.


1).Recommend customer to use high silver solder welding to avoid copper solder (High Melting Point) create
carbonization performance to segments.
2).Use water when drilling because high temperature to cut down the function of segments.
3).Use high power drilling machine to show segment's high sharpness and long life.
4).Pls adjust slow speed if drilling thick and high strengh cast iron.


SALES AND SERVICE NETWORK




Company Profile




FAQ


1. Are you a manufacture or a trade company?We are professional and reliable manufacturer of diamond blades for more than 20 years

2. How to order the products?
Send the inquiry with detail item description for your needs:
stone material,normal or silent core ,diameter of core and segment etc.

3. About lead time?
The lead time depend on quantity of order. Normally for test order, we will finished production within 3-7days.
For regular order, we can arrange shipment within 7-15days.
And for customized diamond products, it may take longer, about20-30days.

4. How about the payment? Payment: T/T, L/C, Western Union, Paypal,Credit Card etc.

5.Mini. Quantity and delivery methods?
MOQ 1 piece for trial order. Transportation by DHL/TNT/Fedex express, air transportation,sea and train.

6. Quality Control: We have experienced QC system. There will be strict inspection and testing for every saw blade before shipping out.

7. After Services:
1. Our sales team will response for your question within 24 hours (Holidays Excluded)
2. Technical Support will be available in any time
3. Free replacement will provide once the failure confirmed caused by our product quality.


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